72210725

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{967}}^1$

素因数の和:1109

約数の個数: 24

約数和(自身を含む): 93624960

約数和(自身を除く): 21414235

約数列:

[1, 5, 25, 29, 103, 145, 515, 725, 967, 2575, 2987, 4835, 14935, 24175, 28043, 74675, 99601, 140215, 498005, 701075, 2490025, 2888429, 14442145, 72210725]

約数ペア:

[(1, 72210725), (5, 14442145), (25, 2888429), (29, 2490025), (103, 701075), (145, 498005), (515, 140215), (725, 99601), (967, 74675), (2575, 28043), (2987, 24175), (4835, 14935)]