151738640

素因数分解:

$2^4\times 5^1\times {\mathrm{491}}^1\times {\mathrm{3863}}^1$

素因数の和:4367

約数の個数: 40

約数和(自身を含む): 353602368

約数和(自身を除く): 201863728

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 491, 982, 1964, 2455, 3863, 3928, 4910, 7726, 7856, 9820, 15452, 19315, 19640, 30904, 38630, 39280, 61808, 77260, 154520, 309040, 1896733, 3793466, 7586932, 9483665, 15173864, 18967330, 30347728, 37934660, 75869320, 151738640]

約数ペア:

[(1, 151738640), (2, 75869320), (4, 37934660), (5, 30347728), (8, 18967330), (10, 15173864), (16, 9483665), (20, 7586932), (40, 3793466), (80, 1896733), (491, 309040), (982, 154520), (1964, 77260), (2455, 61808), (3863, 39280), (3928, 38630), (4910, 30904), (7726, 19640), (7856, 19315), (9820, 15452)]