79388120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{281}}^1\times {\mathrm{1009}}^1$

素因数の和:1308

約数の個数: 64

約数和(自身を含む): 205070400

約数和(自身を除く): 125682280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 281, 562, 1009, 1124, 1405, 1967, 2018, 2248, 2810, 3934, 4036, 5045, 5620, 7063, 7868, 8072, 9835, 10090, 11240, 14126, 15736, 19670, 20180, 28252, 35315, 39340, 40360, 56504, 70630, 78680, 141260, 282520, 283529, 567058, 1134116, 1417645, 1984703, 2268232, 2835290, 3969406, 5670580, 7938812, 9923515, 11341160, 15877624, 19847030, 39694060, 79388120]

約数ペア:

[(1, 79388120), (2, 39694060), (4, 19847030), (5, 15877624), (7, 11341160), (8, 9923515), (10, 7938812), (14, 5670580), (20, 3969406), (28, 2835290), (35, 2268232), (40, 1984703), (56, 1417645), (70, 1134116), (140, 567058), (280, 283529), (281, 282520), (562, 141260), (1009, 78680), (1124, 70630), (1405, 56504), (1967, 40360), (2018, 39340), (2248, 35315), (2810, 28252), (3934, 20180), (4036, 19670), (5045, 15736), (5620, 14126), (7063, 11240), (7868, 10090), (8072, 9835)]