7155725

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{149}}^1$

素因数の和:289

約数の個数: 24

約数和(自身を含む): 9541800

約数和(自身を除く): 2386075

約数列:

[1, 5, 17, 25, 85, 113, 149, 425, 565, 745, 1921, 2533, 2825, 3725, 9605, 12665, 16837, 48025, 63325, 84185, 286229, 420925, 1431145, 7155725]

約数ペア:

[(1, 7155725), (5, 1431145), (17, 420925), (25, 286229), (85, 84185), (113, 63325), (149, 48025), (425, 16837), (565, 12665), (745, 9605), (1921, 3725), (2533, 2825)]