73307620

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{163}}^1\times {\mathrm{199}}^1$

素因数の和:484

約数の個数: 48

約数和(自身を含む): 157046400

約数和(自身を除く): 83738780

約数列:

[1, 2, 4, 5, 10, 20, 113, 163, 199, 226, 326, 398, 452, 565, 652, 796, 815, 995, 1130, 1630, 1990, 2260, 3260, 3980, 18419, 22487, 32437, 36838, 44974, 64874, 73676, 89948, 92095, 112435, 129748, 162185, 184190, 224870, 324370, 368380, 449740, 648740, 3665381, 7330762, 14661524, 18326905, 36653810, 73307620]

約数ペア:

[(1, 73307620), (2, 36653810), (4, 18326905), (5, 14661524), (10, 7330762), (20, 3665381), (113, 648740), (163, 449740), (199, 368380), (226, 324370), (326, 224870), (398, 184190), (452, 162185), (565, 129748), (652, 112435), (796, 92095), (815, 89948), (995, 73676), (1130, 64874), (1630, 44974), (1990, 36838), (2260, 32437), (3260, 22487), (3980, 18419)]