470890160

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{8543}}^1$

素因数の和:8622

約数の個数: 80

約数和(自身を含む): 1201423104

約数和(自身を除く): 730532944

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 53, 65, 80, 104, 106, 130, 208, 212, 260, 265, 424, 520, 530, 689, 848, 1040, 1060, 1378, 2120, 2756, 3445, 4240, 5512, 6890, 8543, 11024, 13780, 17086, 27560, 34172, 42715, 55120, 68344, 85430, 111059, 136688, 170860, 222118, 341720, 444236, 452779, 555295, 683440, 888472, 905558, 1110590, 1776944, 1811116, 2221180, 2263895, 3622232, 4442360, 4527790, 5886127, 7244464, 8884720, 9055580, 11772254, 18111160, 23544508, 29430635, 36222320, 47089016, 58861270, 94178032, 117722540, 235445080, 470890160]

約数ペア:

[(1, 470890160), (2, 235445080), (4, 117722540), (5, 94178032), (8, 58861270), (10, 47089016), (13, 36222320), (16, 29430635), (20, 23544508), (26, 18111160), (40, 11772254), (52, 9055580), (53, 8884720), (65, 7244464), (80, 5886127), (104, 4527790), (106, 4442360), (130, 3622232), (208, 2263895), (212, 2221180), (260, 1811116), (265, 1776944), (424, 1110590), (520, 905558), (530, 888472), (689, 683440), (848, 555295), (1040, 452779), (1060, 444236), (1378, 341720), (2120, 222118), (2756, 170860), (3445, 136688), (4240, 111059), (5512, 85430), (6890, 68344), (8543, 55120), (11024, 42715), (13780, 34172), (17086, 27560)]