25114520

素因数分解:

$2^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{4517}}^1$

素因数の和:4667

約数の個数: 32

約数和(自身を含む): 56926800

約数和(自身を除く): 31812280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 139, 278, 556, 695, 1112, 1390, 2780, 4517, 5560, 9034, 18068, 22585, 36136, 45170, 90340, 180680, 627863, 1255726, 2511452, 3139315, 5022904, 6278630, 12557260, 25114520]

約数ペア:

[(1, 25114520), (2, 12557260), (4, 6278630), (5, 5022904), (8, 3139315), (10, 2511452), (20, 1255726), (40, 627863), (139, 180680), (278, 90340), (556, 45170), (695, 36136), (1112, 22585), (1390, 18068), (2780, 9034), (4517, 5560)]