64328440

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13291}}^1$

素因数の和:13324

約数の個数: 48

約数和(自身を含む): 159105240

約数和(自身を除く): 94776800

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 121, 220, 242, 440, 484, 605, 968, 1210, 2420, 4840, 13291, 26582, 53164, 66455, 106328, 132910, 146201, 265820, 292402, 531640, 584804, 731005, 1169608, 1462010, 1608211, 2924020, 3216422, 5848040, 6432844, 8041055, 12865688, 16082110, 32164220, 64328440]

約数ペア:

[(1, 64328440), (2, 32164220), (4, 16082110), (5, 12865688), (8, 8041055), (10, 6432844), (11, 5848040), (20, 3216422), (22, 2924020), (40, 1608211), (44, 1462010), (55, 1169608), (88, 731005), (110, 584804), (121, 531640), (220, 292402), (242, 265820), (440, 146201), (484, 132910), (605, 106328), (968, 66455), (1210, 53164), (2420, 26582), (4840, 13291)]