3945625

素因数分解:

$5^4\times {\mathrm{59}}^1\times {\mathrm{107}}^1$

素因数の和:186

約数の個数: 20

約数和(自身を含む): 5060880

約数和(自身を除く): 1115255

約数列:

[1, 5, 25, 59, 107, 125, 295, 535, 625, 1475, 2675, 6313, 7375, 13375, 31565, 36875, 66875, 157825, 789125, 3945625]

約数ペア:

[(1, 3945625), (5, 789125), (25, 157825), (59, 66875), (107, 36875), (125, 31565), (295, 13375), (535, 7375), (625, 6313), (1475, 2675)]