25579216

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{3967}}^1$

素因数の和:4019

約数の個数: 40

約数和(自身を含む): 55107584

約数和(自身を除く): 29528368

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 208, 248, 403, 496, 806, 1612, 3224, 3967, 6448, 7934, 15868, 31736, 51571, 63472, 103142, 122977, 206284, 245954, 412568, 491908, 825136, 983816, 1598701, 1967632, 3197402, 6394804, 12789608, 25579216]

約数ペア:

[(1, 25579216), (2, 12789608), (4, 6394804), (8, 3197402), (13, 1967632), (16, 1598701), (26, 983816), (31, 825136), (52, 491908), (62, 412568), (104, 245954), (124, 206284), (208, 122977), (248, 103142), (403, 63472), (496, 51571), (806, 31736), (1612, 15868), (3224, 7934), (3967, 6448)]