64481120

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{36637}}^1$

素因数の和:36663

約数の個数: 48

約数和(自身を含む): 166189968

約数和(自身を除く): 101708848

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1760, 36637, 73274, 146548, 183185, 293096, 366370, 403007, 586192, 732740, 806014, 1172384, 1465480, 1612028, 2015035, 2930960, 3224056, 4030070, 5861920, 6448112, 8060140, 12896224, 16120280, 32240560, 64481120]

約数ペア:

[(1, 64481120), (2, 32240560), (4, 16120280), (5, 12896224), (8, 8060140), (10, 6448112), (11, 5861920), (16, 4030070), (20, 3224056), (22, 2930960), (32, 2015035), (40, 1612028), (44, 1465480), (55, 1172384), (80, 806014), (88, 732740), (110, 586192), (160, 403007), (176, 366370), (220, 293096), (352, 183185), (440, 146548), (880, 73274), (1760, 36637)]