61666160

素因数分解:

$2^4\times 5^1\times {\mathrm{163}}^1\times {\mathrm{4729}}^1$

素因数の和:4905

約数の個数: 40

約数和(自身を含む): 144283920

約数和(自身を除く): 82617760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 163, 326, 652, 815, 1304, 1630, 2608, 3260, 4729, 6520, 9458, 13040, 18916, 23645, 37832, 47290, 75664, 94580, 189160, 378320, 770827, 1541654, 3083308, 3854135, 6166616, 7708270, 12333232, 15416540, 30833080, 61666160]

約数ペア:

[(1, 61666160), (2, 30833080), (4, 15416540), (5, 12333232), (8, 7708270), (10, 6166616), (16, 3854135), (20, 3083308), (40, 1541654), (80, 770827), (163, 378320), (326, 189160), (652, 94580), (815, 75664), (1304, 47290), (1630, 37832), (2608, 23645), (3260, 18916), (4729, 13040), (6520, 9458)]