8163680

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{197}}^1$

素因数の和:256

約数の個数: 96

約数和(自身を含む): 22752576

約数和(自身を除く): 14588896

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 37, 40, 56, 70, 74, 80, 112, 140, 148, 160, 185, 197, 224, 259, 280, 296, 370, 394, 518, 560, 592, 740, 788, 985, 1036, 1120, 1184, 1295, 1379, 1480, 1576, 1970, 2072, 2590, 2758, 2960, 3152, 3940, 4144, 5180, 5516, 5920, 6304, 6895, 7289, 7880, 8288, 10360, 11032, 13790, 14578, 15760, 20720, 22064, 27580, 29156, 31520, 36445, 41440, 44128, 51023, 55160, 58312, 72890, 102046, 110320, 116624, 145780, 204092, 220640, 233248, 255115, 291560, 408184, 510230, 583120, 816368, 1020460, 1166240, 1632736, 2040920, 4081840, 8163680]

約数ペア:

[(1, 8163680), (2, 4081840), (4, 2040920), (5, 1632736), (7, 1166240), (8, 1020460), (10, 816368), (14, 583120), (16, 510230), (20, 408184), (28, 291560), (32, 255115), (35, 233248), (37, 220640), (40, 204092), (56, 145780), (70, 116624), (74, 110320), (80, 102046), (112, 72890), (140, 58312), (148, 55160), (160, 51023), (185, 44128), (197, 41440), (224, 36445), (259, 31520), (280, 29156), (296, 27580), (370, 22064), (394, 20720), (518, 15760), (560, 14578), (592, 13790), (740, 11032), (788, 10360), (985, 8288), (1036, 7880), (1120, 7289), (1184, 6895), (1295, 6304), (1379, 5920), (1480, 5516), (1576, 5180), (1970, 4144), (2072, 3940), (2590, 3152), (2758, 2960)]