80664080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{4967}}^1$

素因数の和:5016

約数の個数: 80

約数和(自身を含む): 221771520

約数和(自身を除く): 141107440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 35, 40, 56, 58, 70, 80, 112, 116, 140, 145, 203, 232, 280, 290, 406, 464, 560, 580, 812, 1015, 1160, 1624, 2030, 2320, 3248, 4060, 4967, 8120, 9934, 16240, 19868, 24835, 34769, 39736, 49670, 69538, 79472, 99340, 139076, 144043, 173845, 198680, 278152, 288086, 347690, 397360, 556304, 576172, 695380, 720215, 1008301, 1152344, 1390760, 1440430, 2016602, 2304688, 2781520, 2880860, 4033204, 5041505, 5761720, 8066408, 10083010, 11523440, 16132816, 20166020, 40332040, 80664080]

約数ペア:

[(1, 80664080), (2, 40332040), (4, 20166020), (5, 16132816), (7, 11523440), (8, 10083010), (10, 8066408), (14, 5761720), (16, 5041505), (20, 4033204), (28, 2880860), (29, 2781520), (35, 2304688), (40, 2016602), (56, 1440430), (58, 1390760), (70, 1152344), (80, 1008301), (112, 720215), (116, 695380), (140, 576172), (145, 556304), (203, 397360), (232, 347690), (280, 288086), (290, 278152), (406, 198680), (464, 173845), (560, 144043), (580, 139076), (812, 99340), (1015, 79472), (1160, 69538), (1624, 49670), (2030, 39736), (2320, 34769), (3248, 24835), (4060, 19868), (4967, 16240), (8120, 9934)]