8261534125

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{773}}^1\times {\mathrm{6577}}^1$

素因数の和:7378

約数の個数: 32

約数和(自身を含む): 11119556448

約数和(自身を除く): 2858022323

約数列:

[1, 5, 13, 25, 65, 125, 325, 773, 1625, 3865, 6577, 10049, 19325, 32885, 50245, 85501, 96625, 164425, 251225, 427505, 822125, 1256125, 2137525, 5084021, 10687625, 25420105, 66092273, 127100525, 330461365, 635502625, 1652306825, 8261534125]

約数ペア:

[(1, 8261534125), (5, 1652306825), (13, 635502625), (25, 330461365), (65, 127100525), (125, 66092273), (325, 25420105), (773, 10687625), (1625, 5084021), (3865, 2137525), (6577, 1256125), (10049, 822125), (19325, 427505), (32885, 251225), (50245, 164425), (85501, 96625)]