201581790

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{126781}}^1$

素因数の和:126844

約数の個数: 32

約数和(自身を含む): 492928416

約数和(自身を除く): 291346626

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 53, 106, 159, 265, 318, 530, 795, 1590, 126781, 253562, 380343, 633905, 760686, 1267810, 1901715, 3803430, 6719393, 13438786, 20158179, 33596965, 40316358, 67193930, 100790895, 201581790]

約数ペア:

[(1, 201581790), (2, 100790895), (3, 67193930), (5, 40316358), (6, 33596965), (10, 20158179), (15, 13438786), (30, 6719393), (53, 3803430), (106, 1901715), (159, 1267810), (265, 760686), (318, 633905), (530, 380343), (795, 253562), (1590, 126781)]