25926280

素因数分解:

$2^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{4663}}^1$

素因数の和:4813

約数の個数: 32

約数和(自身を含む): 58766400

約数和(自身を除く): 32840120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 139, 278, 556, 695, 1112, 1390, 2780, 4663, 5560, 9326, 18652, 23315, 37304, 46630, 93260, 186520, 648157, 1296314, 2592628, 3240785, 5185256, 6481570, 12963140, 25926280]

約数ペア:

[(1, 25926280), (2, 12963140), (4, 6481570), (5, 5185256), (8, 3240785), (10, 2592628), (20, 1296314), (40, 648157), (139, 186520), (278, 93260), (556, 46630), (695, 37304), (1112, 23315), (1390, 18652), (2780, 9326), (4663, 5560)]