611912080

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{8287}}^1$

素因数の和:8384

約数の個数: 80

約数和(自身を含む): 1553900544

約数和(自身を除く): 941988464

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 71, 80, 104, 130, 142, 208, 260, 284, 355, 520, 568, 710, 923, 1040, 1136, 1420, 1846, 2840, 3692, 4615, 5680, 7384, 8287, 9230, 14768, 16574, 18460, 33148, 36920, 41435, 66296, 73840, 82870, 107731, 132592, 165740, 215462, 331480, 430924, 538655, 588377, 662960, 861848, 1077310, 1176754, 1723696, 2154620, 2353508, 2941885, 4309240, 4707016, 5883770, 7648901, 8618480, 9414032, 11767540, 15297802, 23535080, 30595604, 38244505, 47070160, 61191208, 76489010, 122382416, 152978020, 305956040, 611912080]

約数ペア:

[(1, 611912080), (2, 305956040), (4, 152978020), (5, 122382416), (8, 76489010), (10, 61191208), (13, 47070160), (16, 38244505), (20, 30595604), (26, 23535080), (40, 15297802), (52, 11767540), (65, 9414032), (71, 8618480), (80, 7648901), (104, 5883770), (130, 4707016), (142, 4309240), (208, 2941885), (260, 2353508), (284, 2154620), (355, 1723696), (520, 1176754), (568, 1077310), (710, 861848), (923, 662960), (1040, 588377), (1136, 538655), (1420, 430924), (1846, 331480), (2840, 215462), (3692, 165740), (4615, 132592), (5680, 107731), (7384, 82870), (8287, 73840), (9230, 66296), (14768, 41435), (16574, 36920), (18460, 33148)]