71345872

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{20177}}^1$

素因数の和:20215

約数の個数: 40

約数和(自身を含む): 157630536

約数和(自身を除く): 86284664

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 68, 104, 136, 208, 221, 272, 442, 884, 1768, 3536, 20177, 40354, 80708, 161416, 262301, 322832, 343009, 524602, 686018, 1049204, 1372036, 2098408, 2744072, 4196816, 4459117, 5488144, 8918234, 17836468, 35672936, 71345872]

約数ペア:

[(1, 71345872), (2, 35672936), (4, 17836468), (8, 8918234), (13, 5488144), (16, 4459117), (17, 4196816), (26, 2744072), (34, 2098408), (52, 1372036), (68, 1049204), (104, 686018), (136, 524602), (208, 343009), (221, 322832), (272, 262301), (442, 161416), (884, 80708), (1768, 40354), (3536, 20177)]