25104280

素因数分解:

$2^3\times 5^1\times {\mathrm{569}}^1\times {\mathrm{1103}}^1$

素因数の和:1683

約数の個数: 32

約数和(自身を含む): 56635200

約数和(自身を除く): 31530920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 569, 1103, 1138, 2206, 2276, 2845, 4412, 4552, 5515, 5690, 8824, 11030, 11380, 22060, 22760, 44120, 627607, 1255214, 2510428, 3138035, 5020856, 6276070, 12552140, 25104280]

約数ペア:

[(1, 25104280), (2, 12552140), (4, 6276070), (5, 5020856), (8, 3138035), (10, 2510428), (20, 1255214), (40, 627607), (569, 44120), (1103, 22760), (1138, 22060), (2206, 11380), (2276, 11030), (2845, 8824), (4412, 5690), (4552, 5515)]