443338125

素因数分解:

$3^1\times 5^4\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1$

素因数の和:216

約数の個数: 80

約数和(自身を含む): 776751360

約数和(自身を除く): 333413235

約数列:

[1, 3, 5, 15, 25, 41, 73, 75, 79, 123, 125, 205, 219, 237, 365, 375, 395, 615, 625, 1025, 1095, 1185, 1825, 1875, 1975, 2993, 3075, 3239, 5125, 5475, 5767, 5925, 8979, 9125, 9717, 9875, 14965, 15375, 16195, 17301, 25625, 27375, 28835, 29625, 44895, 45625, 48585, 49375, 74825, 76875, 80975, 86505, 136875, 144175, 148125, 224475, 236447, 242925, 374125, 404875, 432525, 709341, 720875, 1122375, 1182235, 1214625, 1870625, 2024375, 2162625, 3546705, 3604375, 5611875, 5911175, 6073125, 10813125, 17733525, 29555875, 88667625, 147779375, 443338125]

約数ペア:

[(1, 443338125), (3, 147779375), (5, 88667625), (15, 29555875), (25, 17733525), (41, 10813125), (73, 6073125), (75, 5911175), (79, 5611875), (123, 3604375), (125, 3546705), (205, 2162625), (219, 2024375), (237, 1870625), (365, 1214625), (375, 1182235), (395, 1122375), (615, 720875), (625, 709341), (1025, 432525), (1095, 404875), (1185, 374125), (1825, 242925), (1875, 236447), (1975, 224475), (2993, 148125), (3075, 144175), (3239, 136875), (5125, 86505), (5475, 80975), (5767, 76875), (5925, 74825), (8979, 49375), (9125, 48585), (9717, 45625), (9875, 44895), (14965, 29625), (15375, 28835), (16195, 27375), (17301, 25625)]