63408880

素因数分解:

$2^4\times 5^1\times {\mathrm{557}}^1\times {\mathrm{1423}}^1$

素因数の和:1993

約数の個数: 40

約数和(自身を含む): 147794112

約数和(自身を除く): 84385232

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 557, 1114, 1423, 2228, 2785, 2846, 4456, 5570, 5692, 7115, 8912, 11140, 11384, 14230, 22280, 22768, 28460, 44560, 56920, 113840, 792611, 1585222, 3170444, 3963055, 6340888, 7926110, 12681776, 15852220, 31704440, 63408880]

約数ペア:

[(1, 63408880), (2, 31704440), (4, 15852220), (5, 12681776), (8, 7926110), (10, 6340888), (16, 3963055), (20, 3170444), (40, 1585222), (80, 792611), (557, 113840), (1114, 56920), (1423, 44560), (2228, 28460), (2785, 22768), (2846, 22280), (4456, 14230), (5570, 11384), (5692, 11140), (7115, 8912)]