142840750

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{43951}}^1$

素因数の和:43981

約数の個数: 32

約数和(自身を含む): 287973504

約数和(自身を除く): 145132754

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 250, 325, 650, 1625, 3250, 43951, 87902, 219755, 439510, 571363, 1098775, 1142726, 2197550, 2856815, 5493875, 5713630, 10987750, 14284075, 28568150, 71420375, 142840750]

約数ペア:

[(1, 142840750), (2, 71420375), (5, 28568150), (10, 14284075), (13, 10987750), (25, 5713630), (26, 5493875), (50, 2856815), (65, 2197550), (125, 1142726), (130, 1098775), (250, 571363), (325, 439510), (650, 219755), (1625, 87902), (3250, 43951)]