63639880

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{33851}}^1$

素因数の和:33909

約数の個数: 32

約数和(自身を含む): 146240640

約数和(自身を除く): 82600760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 33851, 67702, 135404, 169255, 270808, 338510, 677020, 1354040, 1590997, 3181994, 6363988, 7954985, 12727976, 15909970, 31819940, 63639880]

約数ペア:

[(1, 63639880), (2, 31819940), (4, 15909970), (5, 12727976), (8, 7954985), (10, 6363988), (20, 3181994), (40, 1590997), (47, 1354040), (94, 677020), (188, 338510), (235, 270808), (376, 169255), (470, 135404), (940, 67702), (1880, 33851)]