25944140

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{15629}}^1$

素因数の和:15721

約数の個数: 24

約数和(自身を含む): 55142640

約数和(自身を除く): 29198500

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 332, 415, 830, 1660, 15629, 31258, 62516, 78145, 156290, 312580, 1297207, 2594414, 5188828, 6486035, 12972070, 25944140]

約数ペア:

[(1, 25944140), (2, 12972070), (4, 6486035), (5, 5188828), (10, 2594414), (20, 1297207), (83, 312580), (166, 156290), (332, 78145), (415, 62516), (830, 31258), (1660, 15629)]