78312225

素因数分解:

$3^1\times 5^2\times {\mathrm{271}}^1\times {\mathrm{3853}}^1$

素因数の和:4137

約数の個数: 24

約数和(自身を含む): 129987712

約数和(自身を除く): 51675487

約数列:

[1, 3, 5, 15, 25, 75, 271, 813, 1355, 3853, 4065, 6775, 11559, 19265, 20325, 57795, 96325, 288975, 1044163, 3132489, 5220815, 15662445, 26104075, 78312225]

約数ペア:

[(1, 78312225), (3, 26104075), (5, 15662445), (15, 5220815), (25, 3132489), (75, 1044163), (271, 288975), (813, 96325), (1355, 57795), (3853, 20325), (4065, 19265), (6775, 11559)]