163892080

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{16931}}^1$

素因数の和:16966

約数の個数: 60

約数和(自身を含む): 418863816

約数和(自身を除く): 254971736

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 121, 176, 220, 242, 440, 484, 605, 880, 968, 1210, 1936, 2420, 4840, 9680, 16931, 33862, 67724, 84655, 135448, 169310, 186241, 270896, 338620, 372482, 677240, 744964, 931205, 1354480, 1489928, 1862410, 2048651, 2979856, 3724820, 4097302, 7449640, 8194604, 10243255, 14899280, 16389208, 20486510, 32778416, 40973020, 81946040, 163892080]

約数ペア:

[(1, 163892080), (2, 81946040), (4, 40973020), (5, 32778416), (8, 20486510), (10, 16389208), (11, 14899280), (16, 10243255), (20, 8194604), (22, 7449640), (40, 4097302), (44, 3724820), (55, 2979856), (80, 2048651), (88, 1862410), (110, 1489928), (121, 1354480), (176, 931205), (220, 744964), (242, 677240), (440, 372482), (484, 338620), (605, 270896), (880, 186241), (968, 169310), (1210, 135448), (1936, 84655), (2420, 67724), (4840, 33862), (9680, 16931)]