30945625

素因数分解:

$5^4\times {\mathrm{67}}^1\times {\mathrm{739}}^1$

素因数の和:826

約数の個数: 20

約数和(自身を含む): 39299920

約数和(自身を除く): 8354295

約数列:

[1, 5, 25, 67, 125, 335, 625, 739, 1675, 3695, 8375, 18475, 41875, 49513, 92375, 247565, 461875, 1237825, 6189125, 30945625]

約数ペア:

[(1, 30945625), (5, 6189125), (25, 1237825), (67, 461875), (125, 247565), (335, 92375), (625, 49513), (739, 41875), (1675, 18475), (3695, 8375)]