65978040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{549817}}^1$

素因数の和:549831

約数の個数: 32

約数和(自身を含む): 197934480

約数和(自身を除く): 131956440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 549817, 1099634, 1649451, 2199268, 2749085, 3298902, 4398536, 5498170, 6597804, 8247255, 10996340, 13195608, 16494510, 21992680, 32989020, 65978040]

約数ペア:

[(1, 65978040), (2, 32989020), (3, 21992680), (4, 16494510), (5, 13195608), (6, 10996340), (8, 8247255), (10, 6597804), (12, 5498170), (15, 4398536), (20, 3298902), (24, 2749085), (30, 2199268), (40, 1649451), (60, 1099634), (120, 549817)]