64242320

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47237}}^1$

素因数の和:47267

約数の個数: 40

約数和(自身を含む): 158152824

約数和(自身を除く): 93910504

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 47237, 94474, 188948, 236185, 377896, 472370, 755792, 803029, 944740, 1606058, 1889480, 3212116, 3778960, 4015145, 6424232, 8030290, 12848464, 16060580, 32121160, 64242320]

約数ペア:

[(1, 64242320), (2, 32121160), (4, 16060580), (5, 12848464), (8, 8030290), (10, 6424232), (16, 4015145), (17, 3778960), (20, 3212116), (34, 1889480), (40, 1606058), (68, 944740), (80, 803029), (85, 755792), (136, 472370), (170, 377896), (272, 236185), (340, 188948), (680, 94474), (1360, 47237)]