25702990

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{263}}^1\times {\mathrm{337}}^1$

素因数の和:636

約数の個数: 32

約数和(自身を含む): 48185280

約数和(自身を除く): 22482290

約数列:

[1, 2, 5, 10, 29, 58, 145, 263, 290, 337, 526, 674, 1315, 1685, 2630, 3370, 7627, 9773, 15254, 19546, 38135, 48865, 76270, 88631, 97730, 177262, 443155, 886310, 2570299, 5140598, 12851495, 25702990]

約数ペア:

[(1, 25702990), (2, 12851495), (5, 5140598), (10, 2570299), (29, 886310), (58, 443155), (145, 177262), (263, 97730), (290, 88631), (337, 76270), (526, 48865), (674, 38135), (1315, 19546), (1685, 15254), (2630, 9773), (3370, 7627)]