49575825

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{997}}^1$

素因数の和:1043

約数の個数: 72

約数和(自身を含む): 101352888

約数和(自身を除く): 51777063

約数列:

[1, 3, 5, 9, 13, 15, 17, 25, 39, 45, 51, 65, 75, 85, 117, 153, 195, 221, 225, 255, 325, 425, 585, 663, 765, 975, 997, 1105, 1275, 1989, 2925, 2991, 3315, 3825, 4985, 5525, 8973, 9945, 12961, 14955, 16575, 16949, 24925, 38883, 44865, 49725, 50847, 64805, 74775, 84745, 116649, 152541, 194415, 220337, 224325, 254235, 324025, 423725, 583245, 661011, 762705, 972075, 1101685, 1271175, 1983033, 2916225, 3305055, 3813525, 5508425, 9915165, 16525275, 49575825]

約数ペア:

[(1, 49575825), (3, 16525275), (5, 9915165), (9, 5508425), (13, 3813525), (15, 3305055), (17, 2916225), (25, 1983033), (39, 1271175), (45, 1101685), (51, 972075), (65, 762705), (75, 661011), (85, 583245), (117, 423725), (153, 324025), (195, 254235), (221, 224325), (225, 220337), (255, 194415), (325, 152541), (425, 116649), (585, 84745), (663, 74775), (765, 64805), (975, 50847), (997, 49725), (1105, 44865), (1275, 38883), (1989, 24925), (2925, 16949), (2991, 16575), (3315, 14955), (3825, 12961), (4985, 9945), (5525, 8973)]