65481575

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{2423}}^1$

素因数の和:2503

約数の個数: 24

約数和(自身を含む): 86565888

約数和(自身を除く): 21084313

約数列:

[1, 5, 23, 25, 47, 115, 235, 575, 1081, 1175, 2423, 5405, 12115, 27025, 55729, 60575, 113881, 278645, 569405, 1393225, 2619263, 2847025, 13096315, 65481575]

約数ペア:

[(1, 65481575), (5, 13096315), (23, 2847025), (25, 2619263), (47, 1393225), (115, 569405), (235, 278645), (575, 113881), (1081, 60575), (1175, 55729), (2423, 27025), (5405, 12115)]