7120025

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1523}}^1$

素因数の和:1561

約数の個数: 24

約数和(自身を含む): 10204704

約数和(自身を除く): 3084679

約数列:

[1, 5, 11, 17, 25, 55, 85, 187, 275, 425, 935, 1523, 4675, 7615, 16753, 25891, 38075, 83765, 129455, 284801, 418825, 647275, 1424005, 7120025]

約数ペア:

[(1, 7120025), (5, 1424005), (11, 647275), (17, 418825), (25, 284801), (55, 129455), (85, 83765), (187, 38075), (275, 25891), (425, 16753), (935, 7615), (1523, 4675)]