28504375

素因数分解:

$5^4\times {\mathrm{59}}^1\times {\mathrm{773}}^1$

素因数の和:852

約数の個数: 20

約数和(自身を含む): 36269640

約数和(自身を除く): 7765265

約数列:

[1, 5, 25, 59, 125, 295, 625, 773, 1475, 3865, 7375, 19325, 36875, 45607, 96625, 228035, 483125, 1140175, 5700875, 28504375]

約数ペア:

[(1, 28504375), (5, 5700875), (25, 1140175), (59, 483125), (125, 228035), (295, 96625), (625, 45607), (773, 36875), (1475, 19325), (3865, 7375)]