25773865

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{12791}}^1$

素因数の和:12840

約数の個数: 16

約数和(自身を含む): 34384896

約数和(自身を除く): 8611031

約数列:

[1, 5, 13, 31, 65, 155, 403, 2015, 12791, 63955, 166283, 396521, 831415, 1982605, 5154773, 25773865]

約数ペア:

[(1, 25773865), (5, 5154773), (13, 1982605), (31, 831415), (65, 396521), (155, 166283), (403, 63955), (2015, 12791)]