331721350

素因数分解:

$2^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{277}}^1\times {\mathrm{557}}^1$

素因数の和:889

約数の個数: 48

約数和(自身を含む): 634767408

約数和(自身を除く): 303046058

約数列:

[1, 2, 5, 10, 25, 43, 50, 86, 215, 277, 430, 554, 557, 1075, 1114, 1385, 2150, 2770, 2785, 5570, 6925, 11911, 13850, 13925, 23822, 23951, 27850, 47902, 59555, 119110, 119755, 154289, 239510, 297775, 308578, 595550, 598775, 771445, 1197550, 1542890, 3857225, 6634427, 7714450, 13268854, 33172135, 66344270, 165860675, 331721350]

約数ペア:

[(1, 331721350), (2, 165860675), (5, 66344270), (10, 33172135), (25, 13268854), (43, 7714450), (50, 6634427), (86, 3857225), (215, 1542890), (277, 1197550), (430, 771445), (554, 598775), (557, 595550), (1075, 308578), (1114, 297775), (1385, 239510), (2150, 154289), (2770, 119755), (2785, 119110), (5570, 59555), (6925, 47902), (11911, 27850), (13850, 23951), (13925, 23822)]