79071760

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{1097}}^1$

素因数の和:1180

約数の個数: 80

約数和(自身を含む): 198509616

約数和(自身を除く): 119437856

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 53, 68, 80, 85, 106, 136, 170, 212, 265, 272, 340, 424, 530, 680, 848, 901, 1060, 1097, 1360, 1802, 2120, 2194, 3604, 4240, 4388, 4505, 5485, 7208, 8776, 9010, 10970, 14416, 17552, 18020, 18649, 21940, 36040, 37298, 43880, 58141, 72080, 74596, 87760, 93245, 116282, 149192, 186490, 232564, 290705, 298384, 372980, 465128, 581410, 745960, 930256, 988397, 1162820, 1491920, 1976794, 2325640, 3953588, 4651280, 4941985, 7907176, 9883970, 15814352, 19767940, 39535880, 79071760]

約数ペア:

[(1, 79071760), (2, 39535880), (4, 19767940), (5, 15814352), (8, 9883970), (10, 7907176), (16, 4941985), (17, 4651280), (20, 3953588), (34, 2325640), (40, 1976794), (53, 1491920), (68, 1162820), (80, 988397), (85, 930256), (106, 745960), (136, 581410), (170, 465128), (212, 372980), (265, 298384), (272, 290705), (340, 232564), (424, 186490), (530, 149192), (680, 116282), (848, 93245), (901, 87760), (1060, 74596), (1097, 72080), (1360, 58141), (1802, 43880), (2120, 37298), (2194, 36040), (3604, 21940), (4240, 18649), (4388, 18020), (4505, 17552), (5485, 14416), (7208, 10970), (8776, 9010)]