80153725

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{1669}}^1$

素因数の和:1809

約数の個数: 24

約数和(自身を含む): 106232040

約数和(自身を除く): 26078315

約数列:

[1, 5, 17, 25, 85, 113, 425, 565, 1669, 1921, 2825, 8345, 9605, 28373, 41725, 48025, 141865, 188597, 709325, 942985, 3206149, 4714925, 16030745, 80153725]

約数ペア:

[(1, 80153725), (5, 16030745), (17, 4714925), (25, 3206149), (85, 942985), (113, 709325), (425, 188597), (565, 141865), (1669, 48025), (1921, 41725), (2825, 28373), (8345, 9605)]