25313510

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{461}}^1$

素因数の和:521

約数の個数: 48

約数和(自身を含む): 51060240

約数和(自身を除く): 25746730

約数列:

[1, 2, 5, 10, 17, 19, 34, 38, 85, 95, 170, 190, 289, 323, 461, 578, 646, 922, 1445, 1615, 2305, 2890, 3230, 4610, 5491, 7837, 8759, 10982, 15674, 17518, 27455, 39185, 43795, 54910, 78370, 87590, 133229, 148903, 266458, 297806, 666145, 744515, 1332290, 1489030, 2531351, 5062702, 12656755, 25313510]

約数ペア:

[(1, 25313510), (2, 12656755), (5, 5062702), (10, 2531351), (17, 1489030), (19, 1332290), (34, 744515), (38, 666145), (85, 297806), (95, 266458), (170, 148903), (190, 133229), (289, 87590), (323, 78370), (461, 54910), (578, 43795), (646, 39185), (922, 27455), (1445, 17518), (1615, 15674), (2305, 10982), (2890, 8759), (3230, 7837), (4610, 5491)]