72615075

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{337}}^1$

素因数の和:393

約数の個数: 72

約数和(自身を含む): 138058128

約数和(自身を除く): 65443053

約数列:

[1, 3, 5, 13, 15, 17, 25, 39, 51, 65, 75, 85, 169, 195, 221, 255, 325, 337, 425, 507, 663, 845, 975, 1011, 1105, 1275, 1685, 2535, 2873, 3315, 4225, 4381, 5055, 5525, 5729, 8425, 8619, 12675, 13143, 14365, 16575, 17187, 21905, 25275, 28645, 43095, 56953, 65715, 71825, 74477, 85935, 109525, 143225, 170859, 215475, 223431, 284765, 328575, 372385, 429675, 854295, 968201, 1117155, 1423825, 1861925, 2904603, 4271475, 4841005, 5585775, 14523015, 24205025, 72615075]

約数ペア:

[(1, 72615075), (3, 24205025), (5, 14523015), (13, 5585775), (15, 4841005), (17, 4271475), (25, 2904603), (39, 1861925), (51, 1423825), (65, 1117155), (75, 968201), (85, 854295), (169, 429675), (195, 372385), (221, 328575), (255, 284765), (325, 223431), (337, 215475), (425, 170859), (507, 143225), (663, 109525), (845, 85935), (975, 74477), (1011, 71825), (1105, 65715), (1275, 56953), (1685, 43095), (2535, 28645), (2873, 25275), (3315, 21905), (4225, 17187), (4381, 16575), (5055, 14365), (5525, 13143), (5729, 12675), (8425, 8619)]