25449620

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{25969}}^1$

素因数の和:25992

約数の個数: 36

約数和(自身を含む): 62172180

約数和(自身を除く): 36722560

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 25969, 51938, 103876, 129845, 181783, 259690, 363566, 519380, 727132, 908915, 1272481, 1817830, 2544962, 3635660, 5089924, 6362405, 12724810, 25449620]

約数ペア:

[(1, 25449620), (2, 12724810), (4, 6362405), (5, 5089924), (7, 3635660), (10, 2544962), (14, 1817830), (20, 1272481), (28, 908915), (35, 727132), (49, 519380), (70, 363566), (98, 259690), (140, 181783), (196, 129845), (245, 103876), (490, 51938), (980, 25969)]