129825385

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{521}}^1$

素因数の和:649

約数の個数: 32

約数和(自身を含む): 170881920

約数和(自身を除く): 41056535

約数列:

[1, 5, 19, 43, 61, 95, 215, 305, 521, 817, 1159, 2605, 2623, 4085, 5795, 9899, 13115, 22403, 31781, 49495, 49837, 112015, 158905, 249185, 425657, 603839, 1366583, 2128285, 3019195, 6832915, 25965077, 129825385]

約数ペア:

[(1, 129825385), (5, 25965077), (19, 6832915), (43, 3019195), (61, 2128285), (95, 1366583), (215, 603839), (305, 425657), (521, 249185), (817, 158905), (1159, 112015), (2605, 49837), (2623, 49495), (4085, 31781), (5795, 22403), (9899, 13115)]