69909125

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{3911}}^1$

素因数の和:3950

約数の個数: 32

約数和(自身を含む): 102525696

約数和(自身を除く): 32616571

約数列:

[1, 5, 11, 13, 25, 55, 65, 125, 143, 275, 325, 715, 1375, 1625, 3575, 3911, 17875, 19555, 43021, 50843, 97775, 215105, 254215, 488875, 559273, 1075525, 1271075, 2796365, 5377625, 6355375, 13981825, 69909125]

約数ペア:

[(1, 69909125), (5, 13981825), (11, 6355375), (13, 5377625), (25, 2796365), (55, 1271075), (65, 1075525), (125, 559273), (143, 488875), (275, 254215), (325, 215105), (715, 97775), (1375, 50843), (1625, 43021), (3575, 19555), (3911, 17875)]