53450220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{12547}}^1$

素因数の和:12630

約数の個数: 48

約数和(自身を含む): 151780608

約数和(自身を除く): 98330388

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 71, 142, 213, 284, 355, 426, 710, 852, 1065, 1420, 2130, 4260, 12547, 25094, 37641, 50188, 62735, 75282, 125470, 150564, 188205, 250940, 376410, 752820, 890837, 1781674, 2672511, 3563348, 4454185, 5345022, 8908370, 10690044, 13362555, 17816740, 26725110, 53450220]

約数ペア:

[(1, 53450220), (2, 26725110), (3, 17816740), (4, 13362555), (5, 10690044), (6, 8908370), (10, 5345022), (12, 4454185), (15, 3563348), (20, 2672511), (30, 1781674), (60, 890837), (71, 752820), (142, 376410), (213, 250940), (284, 188205), (355, 150564), (426, 125470), (710, 75282), (852, 62735), (1065, 50188), (1420, 37641), (2130, 25094), (4260, 12547)]