261036283208

素因数分解:

$2^3\times {\mathrm{73}}^1\times {\mathrm{139}}^1\times {\mathrm{1009}}^1\times {\mathrm{3187}}^1$

素因数の和:4414

約数の個数: 64

約数和(自身を含む): 500369352000

約数和(自身を除く): 239333068792

約数列:

[1, 2, 4, 8, 73, 139, 146, 278, 292, 556, 584, 1009, 1112, 2018, 3187, 4036, 6374, 8072, 10147, 12748, 20294, 25496, 40588, 73657, 81176, 140251, 147314, 232651, 280502, 294628, 442993, 465302, 561004, 589256, 885986, 930604, 1122008, 1771972, 1861208, 3215683, 3543944, 6431366, 10238323, 12862732, 20476646, 25725464, 32338489, 40953292, 64676978, 81906584, 129353956, 234744859, 258707912, 446979937, 469489718, 893959874, 938979436, 1787919748, 1877958872, 3575839496, 32629535401, 65259070802, 130518141604, 261036283208]

約数ペア:

[(1, 261036283208), (2, 130518141604), (4, 65259070802), (8, 32629535401), (73, 3575839496), (139, 1877958872), (146, 1787919748), (278, 938979436), (292, 893959874), (556, 469489718), (584, 446979937), (1009, 258707912), (1112, 234744859), (2018, 129353956), (3187, 81906584), (4036, 64676978), (6374, 40953292), (8072, 32338489), (10147, 25725464), (12748, 20476646), (20294, 12862732), (25496, 10238323), (40588, 6431366), (73657, 3543944), (81176, 3215683), (140251, 1861208), (147314, 1771972), (232651, 1122008), (280502, 930604), (294628, 885986), (442993, 589256), (465302, 561004)]