56001520

素因数分解:

$2^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{8861}}^1$

素因数の和:8953

約数の個数: 40

約数和(自身を含む): 131866560

約数和(自身を除く): 75865040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 79, 80, 158, 316, 395, 632, 790, 1264, 1580, 3160, 6320, 8861, 17722, 35444, 44305, 70888, 88610, 141776, 177220, 354440, 700019, 708880, 1400038, 2800076, 3500095, 5600152, 7000190, 11200304, 14000380, 28000760, 56001520]

約数ペア:

[(1, 56001520), (2, 28000760), (4, 14000380), (5, 11200304), (8, 7000190), (10, 5600152), (16, 3500095), (20, 2800076), (40, 1400038), (79, 708880), (80, 700019), (158, 354440), (316, 177220), (395, 141776), (632, 88610), (790, 70888), (1264, 44305), (1580, 35444), (3160, 17722), (6320, 8861)]