81160125

素因数分解:

$3^1\times 5^3\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{439}}^1$

素因数の和:503

約数の個数: 64

約数和(自身を含む): 148262400

約数和(自身を除く): 67102275

約数列:

[1, 3, 5, 15, 17, 25, 29, 51, 75, 85, 87, 125, 145, 255, 375, 425, 435, 439, 493, 725, 1275, 1317, 1479, 2125, 2175, 2195, 2465, 3625, 6375, 6585, 7395, 7463, 10875, 10975, 12325, 12731, 22389, 32925, 36975, 37315, 38193, 54875, 61625, 63655, 111945, 164625, 184875, 186575, 190965, 216427, 318275, 559725, 649281, 932875, 954825, 1082135, 1591375, 2798625, 3246405, 4774125, 5410675, 16232025, 27053375, 81160125]

約数ペア:

[(1, 81160125), (3, 27053375), (5, 16232025), (15, 5410675), (17, 4774125), (25, 3246405), (29, 2798625), (51, 1591375), (75, 1082135), (85, 954825), (87, 932875), (125, 649281), (145, 559725), (255, 318275), (375, 216427), (425, 190965), (435, 186575), (439, 184875), (493, 164625), (725, 111945), (1275, 63655), (1317, 61625), (1479, 54875), (2125, 38193), (2175, 37315), (2195, 36975), (2465, 32925), (3625, 22389), (6375, 12731), (6585, 12325), (7395, 10975), (7463, 10875)]