261002510168

素因数分解:

$2^3\times {\mathrm{239}}^1\times {\mathrm{7477}}^1\times {\mathrm{18257}}^1$

素因数の和:25979

約数の個数: 32

約数和(自身を含む): 491519966400

約数和(自身を除く): 230517456232

約数列:

[1, 2, 4, 8, 239, 478, 956, 1912, 7477, 14954, 18257, 29908, 36514, 59816, 73028, 146056, 1787003, 3574006, 4363423, 7148012, 8726846, 14296024, 17453692, 34907384, 136507589, 273015178, 546030356, 1092060712, 32625313771, 65250627542, 130501255084, 261002510168]

約数ペア:

[(1, 261002510168), (2, 130501255084), (4, 65250627542), (8, 32625313771), (239, 1092060712), (478, 546030356), (956, 273015178), (1912, 136507589), (7477, 34907384), (14954, 17453692), (18257, 14296024), (29908, 8726846), (36514, 7148012), (59816, 4363423), (73028, 3574006), (146056, 1787003)]