565555640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^2\times {\mathrm{647}}^1$

素因数の和:753

約数の個数: 96

約数和(自身を含む): 1406795040

約数和(自身を除く): 841239400

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 41, 52, 65, 82, 104, 130, 164, 205, 260, 328, 410, 520, 533, 647, 820, 1066, 1294, 1640, 1681, 2132, 2588, 2665, 3235, 3362, 4264, 5176, 5330, 6470, 6724, 8405, 8411, 10660, 12940, 13448, 16810, 16822, 21320, 21853, 25880, 26527, 33620, 33644, 42055, 43706, 53054, 67240, 67288, 84110, 87412, 106108, 109265, 132635, 168220, 174824, 212216, 218530, 265270, 336440, 344851, 437060, 530540, 689702, 874120, 1061080, 1087607, 1379404, 1724255, 2175214, 2758808, 3448510, 4350428, 5438035, 6897020, 8700856, 10876070, 13794040, 14138891, 21752140, 28277782, 43504280, 56555564, 70694455, 113111128, 141388910, 282777820, 565555640]

約数ペア:

[(1, 565555640), (2, 282777820), (4, 141388910), (5, 113111128), (8, 70694455), (10, 56555564), (13, 43504280), (20, 28277782), (26, 21752140), (40, 14138891), (41, 13794040), (52, 10876070), (65, 8700856), (82, 6897020), (104, 5438035), (130, 4350428), (164, 3448510), (205, 2758808), (260, 2175214), (328, 1724255), (410, 1379404), (520, 1087607), (533, 1061080), (647, 874120), (820, 689702), (1066, 530540), (1294, 437060), (1640, 344851), (1681, 336440), (2132, 265270), (2588, 218530), (2665, 212216), (3235, 174824), (3362, 168220), (4264, 132635), (5176, 109265), (5330, 106108), (6470, 87412), (6724, 84110), (8405, 67288), (8411, 67240), (10660, 53054), (12940, 43706), (13448, 42055), (16810, 33644), (16822, 33620), (21320, 26527), (21853, 25880)]