90380875

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{55619}}^1$

素因数の和:55647

約数の個数: 16

約数和(自身を含む): 121474080

約数和(自身を除く): 31093205

約数列:

[1, 5, 13, 25, 65, 125, 325, 1625, 55619, 278095, 723047, 1390475, 3615235, 6952375, 18076175, 90380875]

約数ペア:

[(1, 90380875), (5, 18076175), (13, 6952375), (25, 3615235), (65, 1390475), (125, 723047), (325, 278095), (1625, 55619)]