78528880

素因数分解:

$2^4\times 5^1\times {\mathrm{433}}^1\times {\mathrm{2267}}^1$

素因数の和:2713

約数の個数: 40

約数和(自身を含む): 183082032

約数和(自身を除く): 104553152

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 433, 866, 1732, 2165, 2267, 3464, 4330, 4534, 6928, 8660, 9068, 11335, 17320, 18136, 22670, 34640, 36272, 45340, 90680, 181360, 981611, 1963222, 3926444, 4908055, 7852888, 9816110, 15705776, 19632220, 39264440, 78528880]

約数ペア:

[(1, 78528880), (2, 39264440), (4, 19632220), (5, 15705776), (8, 9816110), (10, 7852888), (16, 4908055), (20, 3926444), (40, 1963222), (80, 981611), (433, 181360), (866, 90680), (1732, 45340), (2165, 36272), (2267, 34640), (3464, 22670), (4330, 18136), (4534, 17320), (6928, 11335), (8660, 9068)]