87498400

素因数分解:

$2^5\times 5^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{163}}^1$

素因数の和:255

約数の個数: 144

約数和(自身を含む): 238297248

約数和(自身を除く): 150798848

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 32, 40, 44, 50, 55, 61, 80, 88, 100, 110, 122, 160, 163, 176, 200, 220, 244, 275, 305, 326, 352, 400, 440, 488, 550, 610, 652, 671, 800, 815, 880, 976, 1100, 1220, 1304, 1342, 1525, 1630, 1760, 1793, 1952, 2200, 2440, 2608, 2684, 3050, 3260, 3355, 3586, 4075, 4400, 4880, 5216, 5368, 6100, 6520, 6710, 7172, 8150, 8800, 8965, 9760, 9943, 10736, 12200, 13040, 13420, 14344, 16300, 16775, 17930, 19886, 21472, 24400, 26080, 26840, 28688, 32600, 33550, 35860, 39772, 44825, 48800, 49715, 53680, 57376, 65200, 67100, 71720, 79544, 89650, 99430, 107360, 109373, 130400, 134200, 143440, 159088, 179300, 198860, 218746, 248575, 268400, 286880, 318176, 358600, 397720, 437492, 497150, 536800, 546865, 717200, 795440, 874984, 994300, 1093730, 1434400, 1590880, 1749968, 1988600, 2187460, 2734325, 3499936, 3977200, 4374920, 5468650, 7954400, 8749840, 10937300, 17499680, 21874600, 43749200, 87498400]

約数ペア:

[(1, 87498400), (2, 43749200), (4, 21874600), (5, 17499680), (8, 10937300), (10, 8749840), (11, 7954400), (16, 5468650), (20, 4374920), (22, 3977200), (25, 3499936), (32, 2734325), (40, 2187460), (44, 1988600), (50, 1749968), (55, 1590880), (61, 1434400), (80, 1093730), (88, 994300), (100, 874984), (110, 795440), (122, 717200), (160, 546865), (163, 536800), (176, 497150), (200, 437492), (220, 397720), (244, 358600), (275, 318176), (305, 286880), (326, 268400), (352, 248575), (400, 218746), (440, 198860), (488, 179300), (550, 159088), (610, 143440), (652, 134200), (671, 130400), (800, 109373), (815, 107360), (880, 99430), (976, 89650), (1100, 79544), (1220, 71720), (1304, 67100), (1342, 65200), (1525, 57376), (1630, 53680), (1760, 49715), (1793, 48800), (1952, 44825), (2200, 39772), (2440, 35860), (2608, 33550), (2684, 32600), (3050, 28688), (3260, 26840), (3355, 26080), (3586, 24400), (4075, 21472), (4400, 19886), (4880, 17930), (5216, 16775), (5368, 16300), (6100, 14344), (6520, 13420), (6710, 13040), (7172, 12200), (8150, 10736), (8800, 9943), (8965, 9760)]