28027250

素因数分解:

$2^1\times 5^3\times {\mathrm{71}}^1\times {\mathrm{1579}}^1$

素因数の和:1667

約数の個数: 32

約数和(自身を含む): 53239680

約数和(自身を除く): 25212430

約数列:

[1, 2, 5, 10, 25, 50, 71, 125, 142, 250, 355, 710, 1579, 1775, 3158, 3550, 7895, 8875, 15790, 17750, 39475, 78950, 112109, 197375, 224218, 394750, 560545, 1121090, 2802725, 5605450, 14013625, 28027250]

約数ペア:

[(1, 28027250), (2, 14013625), (5, 5605450), (10, 2802725), (25, 1121090), (50, 560545), (71, 394750), (125, 224218), (142, 197375), (250, 112109), (355, 78950), (710, 39475), (1579, 17750), (1775, 15790), (3158, 8875), (3550, 7895)]