31575375

素因数分解:

$3^2\times 5^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1$

素因数の和:178

約数の個数: 96

約数和(自身を含む): 65415168

約数和(自身を除く): 33839793

約数列:

[1, 3, 5, 9, 13, 15, 17, 25, 39, 45, 51, 65, 75, 85, 117, 125, 127, 153, 195, 221, 225, 255, 325, 375, 381, 425, 585, 635, 663, 765, 975, 1105, 1125, 1143, 1275, 1625, 1651, 1905, 1989, 2125, 2159, 2925, 3175, 3315, 3825, 4875, 4953, 5525, 5715, 6375, 6477, 8255, 9525, 9945, 10795, 14625, 14859, 15875, 16575, 19125, 19431, 24765, 27625, 28067, 28575, 32385, 41275, 47625, 49725, 53975, 74295, 82875, 84201, 97155, 123825, 140335, 142875, 161925, 206375, 248625, 252603, 269875, 371475, 421005, 485775, 619125, 701675, 809625, 1263015, 1857375, 2105025, 2428875, 3508375, 6315075, 10525125, 31575375]

約数ペア:

[(1, 31575375), (3, 10525125), (5, 6315075), (9, 3508375), (13, 2428875), (15, 2105025), (17, 1857375), (25, 1263015), (39, 809625), (45, 701675), (51, 619125), (65, 485775), (75, 421005), (85, 371475), (117, 269875), (125, 252603), (127, 248625), (153, 206375), (195, 161925), (221, 142875), (225, 140335), (255, 123825), (325, 97155), (375, 84201), (381, 82875), (425, 74295), (585, 53975), (635, 49725), (663, 47625), (765, 41275), (975, 32385), (1105, 28575), (1125, 28067), (1143, 27625), (1275, 24765), (1625, 19431), (1651, 19125), (1905, 16575), (1989, 15875), (2125, 14859), (2159, 14625), (2925, 10795), (3175, 9945), (3315, 9525), (3825, 8255), (4875, 6477), (4953, 6375), (5525, 5715)]