80251600

素因数分解:

$2^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1$

素因数の和:126

約数の個数: 240

約数和(自身を含む): 240234624

約数和(自身を除く): 159983024

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 23, 25, 26, 40, 44, 46, 50, 52, 55, 61, 65, 80, 88, 92, 100, 104, 110, 115, 122, 130, 143, 176, 184, 200, 208, 220, 230, 244, 253, 260, 275, 286, 299, 305, 325, 368, 400, 440, 460, 488, 506, 520, 550, 572, 575, 598, 610, 650, 671, 715, 793, 880, 920, 976, 1012, 1040, 1100, 1144, 1150, 1196, 1220, 1265, 1300, 1342, 1403, 1430, 1495, 1525, 1586, 1840, 2024, 2200, 2288, 2300, 2392, 2440, 2530, 2600, 2684, 2806, 2860, 2990, 3050, 3172, 3289, 3355, 3575, 3965, 4048, 4400, 4600, 4784, 4880, 5060, 5200, 5368, 5612, 5720, 5980, 6100, 6325, 6344, 6578, 6710, 7015, 7150, 7475, 7930, 8723, 9200, 10120, 10736, 11224, 11440, 11960, 12200, 12650, 12688, 13156, 13420, 14030, 14300, 14950, 15433, 15860, 16445, 16775, 17446, 18239, 19825, 20240, 22448, 23920, 24400, 25300, 26312, 26840, 28060, 28600, 29900, 30866, 31720, 32890, 33550, 34892, 35075, 36478, 39650, 43615, 50600, 52624, 53680, 56120, 57200, 59800, 61732, 63440, 65780, 67100, 69784, 70150, 72956, 77165, 79300, 82225, 87230, 91195, 101200, 112240, 119600, 123464, 131560, 134200, 139568, 140300, 145912, 154330, 158600, 164450, 174460, 182390, 200629, 218075, 246928, 263120, 268400, 280600, 291824, 308660, 317200, 328900, 348920, 364780, 385825, 401258, 436150, 455975, 561200, 617320, 657800, 697840, 729560, 771650, 802516, 872300, 911950, 1003145, 1234640, 1315600, 1459120, 1543300, 1605032, 1744600, 1823900, 2006290, 3086600, 3210064, 3489200, 3647800, 4012580, 5015725, 6173200, 7295600, 8025160, 10031450, 16050320, 20062900, 40125800, 80251600]

約数ペア:

[(1, 80251600), (2, 40125800), (4, 20062900), (5, 16050320), (8, 10031450), (10, 8025160), (11, 7295600), (13, 6173200), (16, 5015725), (20, 4012580), (22, 3647800), (23, 3489200), (25, 3210064), (26, 3086600), (40, 2006290), (44, 1823900), (46, 1744600), (50, 1605032), (52, 1543300), (55, 1459120), (61, 1315600), (65, 1234640), (80, 1003145), (88, 911950), (92, 872300), (100, 802516), (104, 771650), (110, 729560), (115, 697840), (122, 657800), (130, 617320), (143, 561200), (176, 455975), (184, 436150), (200, 401258), (208, 385825), (220, 364780), (230, 348920), (244, 328900), (253, 317200), (260, 308660), (275, 291824), (286, 280600), (299, 268400), (305, 263120), (325, 246928), (368, 218075), (400, 200629), (440, 182390), (460, 174460), (488, 164450), (506, 158600), (520, 154330), (550, 145912), (572, 140300), (575, 139568), (598, 134200), (610, 131560), (650, 123464), (671, 119600), (715, 112240), (793, 101200), (880, 91195), (920, 87230), (976, 82225), (1012, 79300), (1040, 77165), (1100, 72956), (1144, 70150), (1150, 69784), (1196, 67100), (1220, 65780), (1265, 63440), (1300, 61732), (1342, 59800), (1403, 57200), (1430, 56120), (1495, 53680), (1525, 52624), (1586, 50600), (1840, 43615), (2024, 39650), (2200, 36478), (2288, 35075), (2300, 34892), (2392, 33550), (2440, 32890), (2530, 31720), (2600, 30866), (2684, 29900), (2806, 28600), (2860, 28060), (2990, 26840), (3050, 26312), (3172, 25300), (3289, 24400), (3355, 23920), (3575, 22448), (3965, 20240), (4048, 19825), (4400, 18239), (4600, 17446), (4784, 16775), (4880, 16445), (5060, 15860), (5200, 15433), (5368, 14950), (5612, 14300), (5720, 14030), (5980, 13420), (6100, 13156), (6325, 12688), (6344, 12650), (6578, 12200), (6710, 11960), (7015, 11440), (7150, 11224), (7475, 10736), (7930, 10120), (8723, 9200)]