25240820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{3701}}^1$

素因数の和:3752

約数の個数: 48

約数和(自身を含む): 59705856

約数和(自身を除く): 34465036

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 55, 62, 110, 124, 155, 220, 310, 341, 620, 682, 1364, 1705, 3410, 3701, 6820, 7402, 14804, 18505, 37010, 40711, 74020, 81422, 114731, 162844, 203555, 229462, 407110, 458924, 573655, 814220, 1147310, 1262041, 2294620, 2524082, 5048164, 6310205, 12620410, 25240820]

約数ペア:

[(1, 25240820), (2, 12620410), (4, 6310205), (5, 5048164), (10, 2524082), (11, 2294620), (20, 1262041), (22, 1147310), (31, 814220), (44, 573655), (55, 458924), (62, 407110), (110, 229462), (124, 203555), (155, 162844), (220, 114731), (310, 81422), (341, 74020), (620, 40711), (682, 37010), (1364, 18505), (1705, 14804), (3410, 7402), (3701, 6820)]