28024750

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{8623}}^1$

素因数の和:8653

約数の個数: 32

約数和(自身を含む): 56504448

約数和(自身を除く): 28479698

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 250, 325, 650, 1625, 3250, 8623, 17246, 43115, 86230, 112099, 215575, 224198, 431150, 560495, 1077875, 1120990, 2155750, 2802475, 5604950, 14012375, 28024750]

約数ペア:

[(1, 28024750), (2, 14012375), (5, 5604950), (10, 2802475), (13, 2155750), (25, 1120990), (26, 1077875), (50, 560495), (65, 431150), (125, 224198), (130, 215575), (250, 112099), (325, 86230), (650, 43115), (1625, 17246), (3250, 8623)]