61505740

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{701}}^1$

素因数の和:858

約数の個数: 48

約数和(自身を含む): 133739424

約数和(自身を除く): 72233684

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 107, 164, 205, 214, 410, 428, 535, 701, 820, 1070, 1402, 2140, 2804, 3505, 4387, 7010, 8774, 14020, 17548, 21935, 28741, 43870, 57482, 75007, 87740, 114964, 143705, 150014, 287410, 300028, 375035, 574820, 750070, 1500140, 3075287, 6150574, 12301148, 15376435, 30752870, 61505740]

約数ペア:

[(1, 61505740), (2, 30752870), (4, 15376435), (5, 12301148), (10, 6150574), (20, 3075287), (41, 1500140), (82, 750070), (107, 574820), (164, 375035), (205, 300028), (214, 287410), (410, 150014), (428, 143705), (535, 114964), (701, 87740), (820, 75007), (1070, 57482), (1402, 43870), (2140, 28741), (2804, 21935), (3505, 17548), (4387, 14020), (7010, 8774)]