622973775

素因数分解:

$3^1\times 5^2\times {\mathrm{131}}^1\times {\mathrm{163}}^1\times {\mathrm{389}}^1$

素因数の和:696

約数の個数: 48

約数和(自身を含む): 1046897280

約数和(自身を除く): 423923505

約数列:

[1, 3, 5, 15, 25, 75, 131, 163, 389, 393, 489, 655, 815, 1167, 1945, 1965, 2445, 3275, 4075, 5835, 9725, 9825, 12225, 21353, 29175, 50959, 63407, 64059, 106765, 152877, 190221, 254795, 317035, 320295, 533825, 764385, 951105, 1273975, 1585175, 1601475, 3821925, 4755525, 8306317, 24918951, 41531585, 124594755, 207657925, 622973775]

約数ペア:

[(1, 622973775), (3, 207657925), (5, 124594755), (15, 41531585), (25, 24918951), (75, 8306317), (131, 4755525), (163, 3821925), (389, 1601475), (393, 1585175), (489, 1273975), (655, 951105), (815, 764385), (1167, 533825), (1945, 320295), (1965, 317035), (2445, 254795), (3275, 190221), (4075, 152877), (5835, 106765), (9725, 64059), (9825, 63407), (12225, 50959), (21353, 29175)]