71747425

素因数分解:

$5^2\times {\mathrm{53}}^1\times {\mathrm{173}}^1\times {\mathrm{313}}^1$

素因数の和:549

約数の個数: 24

約数和(自身を含む): 91460664

約数和(自身を除く): 19713239

約数列:

[1, 5, 25, 53, 173, 265, 313, 865, 1325, 1565, 4325, 7825, 9169, 16589, 45845, 54149, 82945, 229225, 270745, 414725, 1353725, 2869897, 14349485, 71747425]

約数ペア:

[(1, 71747425), (5, 14349485), (25, 2869897), (53, 1353725), (173, 414725), (265, 270745), (313, 229225), (865, 82945), (1325, 54149), (1565, 45845), (4325, 16589), (7825, 9169)]