25228225

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{461}}^1$

素因数の和:681

約数の個数: 24

約数和(自身を含む): 34372800

約数和(自身を除く): 9144575

約数列:

[1, 5, 11, 25, 55, 199, 275, 461, 995, 2189, 2305, 4975, 5071, 10945, 11525, 25355, 54725, 91739, 126775, 458695, 1009129, 2293475, 5045645, 25228225]

約数ペア:

[(1, 25228225), (5, 5045645), (11, 2293475), (25, 1009129), (55, 458695), (199, 126775), (275, 91739), (461, 54725), (995, 25355), (2189, 11525), (2305, 10945), (4975, 5071)]