63885040

素因数分解:

$2^4\times 5^1\times {\mathrm{223}}^1\times {\mathrm{3581}}^1$

素因数の和:3817

約数の個数: 40

約数和(自身を含む): 149240448

約数和(自身を除く): 85355408

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 223, 446, 892, 1115, 1784, 2230, 3568, 3581, 4460, 7162, 8920, 14324, 17840, 17905, 28648, 35810, 57296, 71620, 143240, 286480, 798563, 1597126, 3194252, 3992815, 6388504, 7985630, 12777008, 15971260, 31942520, 63885040]

約数ペア:

[(1, 63885040), (2, 31942520), (4, 15971260), (5, 12777008), (8, 7985630), (10, 6388504), (16, 3992815), (20, 3194252), (40, 1597126), (80, 798563), (223, 286480), (446, 143240), (892, 71620), (1115, 57296), (1784, 35810), (2230, 28648), (3568, 17905), (3581, 17840), (4460, 14324), (7162, 8920)]