64256260

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{11117}}^1$

素因数の和:11160

約数の個数: 36

約数和(自身を含む): 143355492

約数和(自身を除く): 79099232

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 289, 340, 578, 1156, 1445, 2890, 5780, 11117, 22234, 44468, 55585, 111170, 188989, 222340, 377978, 755956, 944945, 1889890, 3212813, 3779780, 6425626, 12851252, 16064065, 32128130, 64256260]

約数ペア:

[(1, 64256260), (2, 32128130), (4, 16064065), (5, 12851252), (10, 6425626), (17, 3779780), (20, 3212813), (34, 1889890), (68, 944945), (85, 755956), (170, 377978), (289, 222340), (340, 188989), (578, 111170), (1156, 55585), (1445, 44468), (2890, 22234), (5780, 11117)]