38420625

素因数分解:

$3^1\times 5^4\times {\mathrm{31}}^1\times {\mathrm{661}}^1$

素因数の和:715

約数の個数: 40

約数和(自身を含む): 66178816

約数和(自身を除く): 27758191

約数列:

[1, 3, 5, 15, 25, 31, 75, 93, 125, 155, 375, 465, 625, 661, 775, 1875, 1983, 2325, 3305, 3875, 9915, 11625, 16525, 19375, 20491, 49575, 58125, 61473, 82625, 102455, 247875, 307365, 413125, 512275, 1239375, 1536825, 2561375, 7684125, 12806875, 38420625]

約数ペア:

[(1, 38420625), (3, 12806875), (5, 7684125), (15, 2561375), (25, 1536825), (31, 1239375), (75, 512275), (93, 413125), (125, 307365), (155, 247875), (375, 102455), (465, 82625), (625, 61473), (661, 58125), (775, 49575), (1875, 20491), (1983, 19375), (2325, 16525), (3305, 11625), (3875, 9915)]