30645375

素因数分解:

$3^1\times 5^3\times {\mathrm{71}}^1\times {\mathrm{1151}}^1$

素因数の和:1240

約数の個数: 32

約数和(自身を含む): 51757056

約数和(自身を除く): 21111681

約数列:

[1, 3, 5, 15, 25, 71, 75, 125, 213, 355, 375, 1065, 1151, 1775, 3453, 5325, 5755, 8875, 17265, 26625, 28775, 81721, 86325, 143875, 245163, 408605, 431625, 1225815, 2043025, 6129075, 10215125, 30645375]

約数ペア:

[(1, 30645375), (3, 10215125), (5, 6129075), (15, 2043025), (25, 1225815), (71, 431625), (75, 408605), (125, 245163), (213, 143875), (355, 86325), (375, 81721), (1065, 28775), (1151, 26625), (1775, 17265), (3453, 8875), (5325, 5755)]