515505825

素因数分解:

$3^2\times 5^2\times {\mathrm{53}}^1\times {\mathrm{139}}^1\times {\mathrm{311}}^1$

素因数の和:519

約数の個数: 72

約数和(自身を含む): 950564160

約数和(自身を除く): 435058335

約数列:

[1, 3, 5, 9, 15, 25, 45, 53, 75, 139, 159, 225, 265, 311, 417, 477, 695, 795, 933, 1251, 1325, 1555, 2085, 2385, 2799, 3475, 3975, 4665, 6255, 7367, 7775, 10425, 11925, 13995, 16483, 22101, 23325, 31275, 36835, 43229, 49449, 66303, 69975, 82415, 110505, 129687, 148347, 184175, 216145, 247245, 331515, 389061, 412075, 552525, 648435, 741735, 1080725, 1236225, 1657575, 1945305, 2291137, 3242175, 3708675, 6873411, 9726525, 11455685, 20620233, 34367055, 57278425, 103101165, 171835275, 515505825]

約数ペア:

[(1, 515505825), (3, 171835275), (5, 103101165), (9, 57278425), (15, 34367055), (25, 20620233), (45, 11455685), (53, 9726525), (75, 6873411), (139, 3708675), (159, 3242175), (225, 2291137), (265, 1945305), (311, 1657575), (417, 1236225), (477, 1080725), (695, 741735), (795, 648435), (933, 552525), (1251, 412075), (1325, 389061), (1555, 331515), (2085, 247245), (2385, 216145), (2799, 184175), (3475, 148347), (3975, 129687), (4665, 110505), (6255, 82415), (7367, 69975), (7775, 66303), (10425, 49449), (11925, 43229), (13995, 36835), (16483, 31275), (22101, 23325)]