31280804525

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{293}}^1\times {\mathrm{251201}}^1$

素因数の和:251521

約数の個数: 24

約数和(自身を含む): 41210190504

約数和(自身を除く): 9929385979

約数列:

[1, 5, 17, 25, 85, 293, 425, 1465, 4981, 7325, 24905, 124525, 251201, 1256005, 4270417, 6280025, 21352085, 73601893, 106760425, 368009465, 1251232181, 1840047325, 6256160905, 31280804525]

約数ペア:

[(1, 31280804525), (5, 6256160905), (17, 1840047325), (25, 1251232181), (85, 368009465), (293, 106760425), (425, 73601893), (1465, 21352085), (4981, 6280025), (7325, 4270417), (24905, 1256005), (124525, 251201)]