80208925

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{317}}^1\times {\mathrm{349}}^1$

素因数の和:705

約数の個数: 24

約数和(自身を含む): 103509000

約数和(自身を除く): 23300075

約数列:

[1, 5, 25, 29, 145, 317, 349, 725, 1585, 1745, 7925, 8725, 9193, 10121, 45965, 50605, 110633, 229825, 253025, 553165, 2765825, 3208357, 16041785, 80208925]

約数ペア:

[(1, 80208925), (5, 16041785), (25, 3208357), (29, 2765825), (145, 553165), (317, 253025), (349, 229825), (725, 110633), (1585, 50605), (1745, 45965), (7925, 10121), (8725, 9193)]