89577280

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{353}}^1$

素因数の和:444

約数の個数: 112

約数和(自身を含む): 234141264

約数和(自身を除く): 144563984

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 61, 64, 65, 80, 104, 122, 130, 160, 208, 244, 260, 305, 320, 353, 416, 488, 520, 610, 706, 793, 832, 976, 1040, 1220, 1412, 1586, 1765, 1952, 2080, 2440, 2824, 3172, 3530, 3904, 3965, 4160, 4589, 4880, 5648, 6344, 7060, 7930, 9178, 9760, 11296, 12688, 14120, 15860, 18356, 19520, 21533, 22592, 22945, 25376, 28240, 31720, 36712, 43066, 45890, 50752, 56480, 63440, 73424, 86132, 91780, 107665, 112960, 126880, 146848, 172264, 183560, 215330, 253760, 279929, 293696, 344528, 367120, 430660, 559858, 689056, 734240, 861320, 1119716, 1378112, 1399645, 1468480, 1722640, 2239432, 2799290, 3445280, 4478864, 5598580, 6890560, 8957728, 11197160, 17915456, 22394320, 44788640, 89577280]

約数ペア:

[(1, 89577280), (2, 44788640), (4, 22394320), (5, 17915456), (8, 11197160), (10, 8957728), (13, 6890560), (16, 5598580), (20, 4478864), (26, 3445280), (32, 2799290), (40, 2239432), (52, 1722640), (61, 1468480), (64, 1399645), (65, 1378112), (80, 1119716), (104, 861320), (122, 734240), (130, 689056), (160, 559858), (208, 430660), (244, 367120), (260, 344528), (305, 293696), (320, 279929), (353, 253760), (416, 215330), (488, 183560), (520, 172264), (610, 146848), (706, 126880), (793, 112960), (832, 107665), (976, 91780), (1040, 86132), (1220, 73424), (1412, 63440), (1586, 56480), (1765, 50752), (1952, 45890), (2080, 43066), (2440, 36712), (2824, 31720), (3172, 28240), (3530, 25376), (3904, 22945), (3965, 22592), (4160, 21533), (4589, 19520), (4880, 18356), (5648, 15860), (6344, 14120), (7060, 12688), (7930, 11296), (9178, 9760)]