71451740750

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{21985151}}^1$

素因数の和:21985181

約数の個数: 32

約数和(自身を含む): 144046715904

約数和(自身を除く): 72594975154

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 250, 325, 650, 1625, 3250, 21985151, 43970302, 109925755, 219851510, 285806963, 549628775, 571613926, 1099257550, 1429034815, 2748143875, 2858069630, 5496287750, 7145174075, 14290348150, 35725870375, 71451740750]

約数ペア:

[(1, 71451740750), (2, 35725870375), (5, 14290348150), (10, 7145174075), (13, 5496287750), (25, 2858069630), (26, 2748143875), (50, 1429034815), (65, 1099257550), (125, 571613926), (130, 549628775), (250, 285806963), (325, 219851510), (650, 109925755), (1625, 43970302), (3250, 21985151)]