409892080

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{5399}}^1$

素因数の和:5498

約数の個数: 80

約数和(自身を含む): 1040558400

約数和(自身を除く): 630666320

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 73, 80, 104, 130, 146, 208, 260, 292, 365, 520, 584, 730, 949, 1040, 1168, 1460, 1898, 2920, 3796, 4745, 5399, 5840, 7592, 9490, 10798, 15184, 18980, 21596, 26995, 37960, 43192, 53990, 70187, 75920, 86384, 107980, 140374, 215960, 280748, 350935, 394127, 431920, 561496, 701870, 788254, 1122992, 1403740, 1576508, 1970635, 2807480, 3153016, 3941270, 5123651, 5614960, 6306032, 7882540, 10247302, 15765080, 20494604, 25618255, 31530160, 40989208, 51236510, 81978416, 102473020, 204946040, 409892080]

約数ペア:

[(1, 409892080), (2, 204946040), (4, 102473020), (5, 81978416), (8, 51236510), (10, 40989208), (13, 31530160), (16, 25618255), (20, 20494604), (26, 15765080), (40, 10247302), (52, 7882540), (65, 6306032), (73, 5614960), (80, 5123651), (104, 3941270), (130, 3153016), (146, 2807480), (208, 1970635), (260, 1576508), (292, 1403740), (365, 1122992), (520, 788254), (584, 701870), (730, 561496), (949, 431920), (1040, 394127), (1168, 350935), (1460, 280748), (1898, 215960), (2920, 140374), (3796, 107980), (4745, 86384), (5399, 75920), (5840, 70187), (7592, 53990), (9490, 43192), (10798, 37960), (15184, 26995), (18980, 21596)]