72311625

素因数分解:

$3^2\times 5^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1$

素因数の和:256

約数の個数: 96

約数和(自身を含む): 146016000

約数和(自身を除く): 73704375

約数列:

[1, 3, 5, 9, 15, 17, 19, 25, 45, 51, 57, 75, 85, 95, 125, 153, 171, 199, 225, 255, 285, 323, 375, 425, 475, 597, 765, 855, 969, 995, 1125, 1275, 1425, 1615, 1791, 2125, 2375, 2907, 2985, 3383, 3781, 3825, 4275, 4845, 4975, 6375, 7125, 8075, 8955, 10149, 11343, 14535, 14925, 16915, 18905, 19125, 21375, 24225, 24875, 30447, 34029, 40375, 44775, 50745, 56715, 64277, 72675, 74625, 84575, 94525, 121125, 152235, 170145, 192831, 223875, 253725, 283575, 321385, 363375, 422875, 472625, 578493, 761175, 850725, 964155, 1268625, 1417875, 1606925, 2892465, 3805875, 4253625, 4820775, 8034625, 14462325, 24103875, 72311625]

約数ペア:

[(1, 72311625), (3, 24103875), (5, 14462325), (9, 8034625), (15, 4820775), (17, 4253625), (19, 3805875), (25, 2892465), (45, 1606925), (51, 1417875), (57, 1268625), (75, 964155), (85, 850725), (95, 761175), (125, 578493), (153, 472625), (171, 422875), (199, 363375), (225, 321385), (255, 283575), (285, 253725), (323, 223875), (375, 192831), (425, 170145), (475, 152235), (597, 121125), (765, 94525), (855, 84575), (969, 74625), (995, 72675), (1125, 64277), (1275, 56715), (1425, 50745), (1615, 44775), (1791, 40375), (2125, 34029), (2375, 30447), (2907, 24875), (2985, 24225), (3383, 21375), (3781, 19125), (3825, 18905), (4275, 16915), (4845, 14925), (4975, 14535), (6375, 11343), (7125, 10149), (8075, 8955)]