66185240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{359}}^1\times {\mathrm{419}}^1$

素因数の和:800

約数の個数: 64

約数和(自身を含む): 163296000

約数和(自身を除く): 97110760

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 359, 419, 440, 718, 838, 1436, 1676, 1795, 2095, 2872, 3352, 3590, 3949, 4190, 4609, 7180, 7898, 8380, 9218, 14360, 15796, 16760, 18436, 19745, 23045, 31592, 36872, 39490, 46090, 78980, 92180, 150421, 157960, 184360, 300842, 601684, 752105, 1203368, 1504210, 1654631, 3008420, 3309262, 6016840, 6618524, 8273155, 13237048, 16546310, 33092620, 66185240]

約数ペア:

[(1, 66185240), (2, 33092620), (4, 16546310), (5, 13237048), (8, 8273155), (10, 6618524), (11, 6016840), (20, 3309262), (22, 3008420), (40, 1654631), (44, 1504210), (55, 1203368), (88, 752105), (110, 601684), (220, 300842), (359, 184360), (419, 157960), (440, 150421), (718, 92180), (838, 78980), (1436, 46090), (1676, 39490), (1795, 36872), (2095, 31592), (2872, 23045), (3352, 19745), (3590, 18436), (3949, 16760), (4190, 15796), (4609, 14360), (7180, 9218), (7898, 8380)]