70964440

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{43271}}^1$

素因数の和:43323

約数の個数: 32

約数和(自身を含む): 163568160

約数和(自身を除く): 92603720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 43271, 86542, 173084, 216355, 346168, 432710, 865420, 1730840, 1774111, 3548222, 7096444, 8870555, 14192888, 17741110, 35482220, 70964440]

約数ペア:

[(1, 70964440), (2, 35482220), (4, 17741110), (5, 14192888), (8, 8870555), (10, 7096444), (20, 3548222), (40, 1774111), (41, 1730840), (82, 865420), (164, 432710), (205, 346168), (328, 216355), (410, 173084), (820, 86542), (1640, 43271)]