25265420

素因数分解:

$2^2\times 5^1\times {\mathrm{971}}^1\times {\mathrm{1301}}^1$

素因数の和:2281

約数の個数: 24

約数和(自身を含む): 53152848

約数和(自身を除く): 27887428

約数列:

[1, 2, 4, 5, 10, 20, 971, 1301, 1942, 2602, 3884, 4855, 5204, 6505, 9710, 13010, 19420, 26020, 1263271, 2526542, 5053084, 6316355, 12632710, 25265420]

約数ペア:

[(1, 25265420), (2, 12632710), (4, 6316355), (5, 5053084), (10, 2526542), (20, 1263271), (971, 26020), (1301, 19420), (1942, 13010), (2602, 9710), (3884, 6505), (4855, 5204)]