90717215

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{547}}^1\times {\mathrm{809}}^1$

素因数の和:1402

約数の個数: 16

約数和(自身を含む): 111857760

約数和(自身を除く): 21140545

約数列:

[1, 5, 41, 205, 547, 809, 2735, 4045, 22427, 33169, 112135, 165845, 442523, 2212615, 18143443, 90717215]

約数ペア:

[(1, 90717215), (5, 18143443), (41, 2212615), (205, 442523), (547, 165845), (809, 112135), (2735, 33169), (4045, 22427)]