129122080

素因数分解:

$2^5\times 5^1\times {\mathrm{163}}^1\times {\mathrm{4951}}^1$

素因数の和:5129

約数の個数: 48

約数和(自身を含む): 306984384

約数和(自身を除く): 177862304

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 163, 326, 652, 815, 1304, 1630, 2608, 3260, 4951, 5216, 6520, 9902, 13040, 19804, 24755, 26080, 39608, 49510, 79216, 99020, 158432, 198040, 396080, 792160, 807013, 1614026, 3228052, 4035065, 6456104, 8070130, 12912208, 16140260, 25824416, 32280520, 64561040, 129122080]

約数ペア:

[(1, 129122080), (2, 64561040), (4, 32280520), (5, 25824416), (8, 16140260), (10, 12912208), (16, 8070130), (20, 6456104), (32, 4035065), (40, 3228052), (80, 1614026), (160, 807013), (163, 792160), (326, 396080), (652, 198040), (815, 158432), (1304, 99020), (1630, 79216), (2608, 49510), (3260, 39608), (4951, 26080), (5216, 24755), (6520, 19804), (9902, 13040)]