25511960

素因数分解:

$2^3\times 5^1\times {\mathrm{269}}^1\times {\mathrm{2371}}^1$

素因数の和:2651

約数の個数: 32

約数和(自身を含む): 57639600

約数和(自身を除く): 32127640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 269, 538, 1076, 1345, 2152, 2371, 2690, 4742, 5380, 9484, 10760, 11855, 18968, 23710, 47420, 94840, 637799, 1275598, 2551196, 3188995, 5102392, 6377990, 12755980, 25511960]

約数ペア:

[(1, 25511960), (2, 12755980), (4, 6377990), (5, 5102392), (8, 3188995), (10, 2551196), (20, 1275598), (40, 637799), (269, 94840), (538, 47420), (1076, 23710), (1345, 18968), (2152, 11855), (2371, 10760), (2690, 9484), (4742, 5380)]