80044720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{7523}}^1$

素因数の和:7562

約数の個数: 80

約数和(自身を含む): 223914240

約数和(自身を除く): 143869520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 56, 70, 76, 80, 95, 112, 133, 140, 152, 190, 266, 280, 304, 380, 532, 560, 665, 760, 1064, 1330, 1520, 2128, 2660, 5320, 7523, 10640, 15046, 30092, 37615, 52661, 60184, 75230, 105322, 120368, 142937, 150460, 210644, 263305, 285874, 300920, 421288, 526610, 571748, 601840, 714685, 842576, 1000559, 1053220, 1143496, 1429370, 2001118, 2106440, 2286992, 2858740, 4002236, 4212880, 5002795, 5717480, 8004472, 10005590, 11434960, 16008944, 20011180, 40022360, 80044720]

約数ペア:

[(1, 80044720), (2, 40022360), (4, 20011180), (5, 16008944), (7, 11434960), (8, 10005590), (10, 8004472), (14, 5717480), (16, 5002795), (19, 4212880), (20, 4002236), (28, 2858740), (35, 2286992), (38, 2106440), (40, 2001118), (56, 1429370), (70, 1143496), (76, 1053220), (80, 1000559), (95, 842576), (112, 714685), (133, 601840), (140, 571748), (152, 526610), (190, 421288), (266, 300920), (280, 285874), (304, 263305), (380, 210644), (532, 150460), (560, 142937), (665, 120368), (760, 105322), (1064, 75230), (1330, 60184), (1520, 52661), (2128, 37615), (2660, 30092), (5320, 15046), (7523, 10640)]