66231760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{1171}}^1$

素因数の和:1292

約数の個数: 80

約数和(自身を含む): 177881472

約数和(自身を除く): 111649712

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 101, 112, 140, 202, 280, 404, 505, 560, 707, 808, 1010, 1171, 1414, 1616, 2020, 2342, 2828, 3535, 4040, 4684, 5656, 5855, 7070, 8080, 8197, 9368, 11312, 11710, 14140, 16394, 18736, 23420, 28280, 32788, 40985, 46840, 56560, 65576, 81970, 93680, 118271, 131152, 163940, 236542, 327880, 473084, 591355, 655760, 827897, 946168, 1182710, 1655794, 1892336, 2365420, 3311588, 4139485, 4730840, 6623176, 8278970, 9461680, 13246352, 16557940, 33115880, 66231760]

約数ペア:

[(1, 66231760), (2, 33115880), (4, 16557940), (5, 13246352), (7, 9461680), (8, 8278970), (10, 6623176), (14, 4730840), (16, 4139485), (20, 3311588), (28, 2365420), (35, 1892336), (40, 1655794), (56, 1182710), (70, 946168), (80, 827897), (101, 655760), (112, 591355), (140, 473084), (202, 327880), (280, 236542), (404, 163940), (505, 131152), (560, 118271), (707, 93680), (808, 81970), (1010, 65576), (1171, 56560), (1414, 46840), (1616, 40985), (2020, 32788), (2342, 28280), (2828, 23420), (3535, 18736), (4040, 16394), (4684, 14140), (5656, 11710), (5855, 11312), (7070, 9368), (8080, 8197)]