755625

素因数分解:

$3^1\times 5^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1$

素因数の和:67

約数の個数: 40

約数和(自身を含む): 1399552

約数和(自身を除く): 643927

約数列:

[1, 3, 5, 13, 15, 25, 31, 39, 65, 75, 93, 125, 155, 195, 325, 375, 403, 465, 625, 775, 975, 1209, 1625, 1875, 2015, 2325, 3875, 4875, 6045, 8125, 10075, 11625, 19375, 24375, 30225, 50375, 58125, 151125, 251875, 755625]

約数ペア:

[(1, 755625), (3, 251875), (5, 151125), (13, 58125), (15, 50375), (25, 30225), (31, 24375), (39, 19375), (65, 11625), (75, 10075), (93, 8125), (125, 6045), (155, 4875), (195, 3875), (325, 2325), (375, 2015), (403, 1875), (465, 1625), (625, 1209), (775, 975)]