64230560

素因数分解:

$2^5\times 5^1\times {\mathrm{61}}^1\times {\mathrm{6581}}^1$

素因数の和:6657

約数の個数: 48

約数和(自身を含む): 154255752

約数和(自身を除く): 90025192

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 80, 122, 160, 244, 305, 488, 610, 976, 1220, 1952, 2440, 4880, 6581, 9760, 13162, 26324, 32905, 52648, 65810, 105296, 131620, 210592, 263240, 401441, 526480, 802882, 1052960, 1605764, 2007205, 3211528, 4014410, 6423056, 8028820, 12846112, 16057640, 32115280, 64230560]

約数ペア:

[(1, 64230560), (2, 32115280), (4, 16057640), (5, 12846112), (8, 8028820), (10, 6423056), (16, 4014410), (20, 3211528), (32, 2007205), (40, 1605764), (61, 1052960), (80, 802882), (122, 526480), (160, 401441), (244, 263240), (305, 210592), (488, 131620), (610, 105296), (976, 65810), (1220, 52648), (1952, 32905), (2440, 26324), (4880, 13162), (6581, 9760)]