65512505

素因数分解:

$5^1\times {\mathrm{53}}^1\times {\mathrm{173}}^1\times {\mathrm{1429}}^1$

素因数の和:1660

約数の個数: 16

約数和(自身を含む): 80617680

約数和(自身を除く): 15105175

約数列:

[1, 5, 53, 173, 265, 865, 1429, 7145, 9169, 45845, 75737, 247217, 378685, 1236085, 13102501, 65512505]

約数ペア:

[(1, 65512505), (5, 13102501), (53, 1236085), (173, 378685), (265, 247217), (865, 75737), (1429, 45845), (7145, 9169)]