79951875

素因数分解:

$3^1\times 5^4\times {\mathrm{42641}}^1$

素因数の和:42664

約数の個数: 20

約数和(自身を含む): 133213608

約数和(自身を除く): 53261733

約数列:

[1, 3, 5, 15, 25, 75, 125, 375, 625, 1875, 42641, 127923, 213205, 639615, 1066025, 3198075, 5330125, 15990375, 26650625, 79951875]

約数ペア:

[(1, 79951875), (3, 26650625), (5, 15990375), (15, 5330125), (25, 3198075), (75, 1066025), (125, 639615), (375, 213205), (625, 127923), (1875, 42641)]