51359625

素因数分解:

$3^2\times 5^3\times {\mathrm{71}}^1\times {\mathrm{643}}^1$

素因数の和:735

約数の個数: 48

約数和(自身を含む): 94034304

約数和(自身を除く): 42674679

約数列:

[1, 3, 5, 9, 15, 25, 45, 71, 75, 125, 213, 225, 355, 375, 639, 643, 1065, 1125, 1775, 1929, 3195, 3215, 5325, 5787, 8875, 9645, 15975, 16075, 26625, 28935, 45653, 48225, 79875, 80375, 136959, 144675, 228265, 241125, 410877, 684795, 723375, 1141325, 2054385, 3423975, 5706625, 10271925, 17119875, 51359625]

約数ペア:

[(1, 51359625), (3, 17119875), (5, 10271925), (9, 5706625), (15, 3423975), (25, 2054385), (45, 1141325), (71, 723375), (75, 684795), (125, 410877), (213, 241125), (225, 228265), (355, 144675), (375, 136959), (639, 80375), (643, 79875), (1065, 48225), (1125, 45653), (1775, 28935), (1929, 26625), (3195, 16075), (3215, 15975), (5325, 9645), (5787, 8875)]