65080730

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{641}}^1$

素因数の和:743

約数の個数: 64

約数和(自身を含む): 139781376

約数和(自身を除く): 74700646

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 71, 110, 130, 142, 143, 286, 355, 641, 710, 715, 781, 923, 1282, 1430, 1562, 1846, 3205, 3905, 4615, 6410, 7051, 7810, 8333, 9230, 10153, 14102, 16666, 20306, 35255, 41665, 45511, 50765, 70510, 83330, 91022, 91663, 101530, 183326, 227555, 455110, 458315, 500621, 591643, 916630, 1001242, 1183286, 2503105, 2958215, 5006210, 5916430, 6508073, 13016146, 32540365, 65080730]

約数ペア:

[(1, 65080730), (2, 32540365), (5, 13016146), (10, 6508073), (11, 5916430), (13, 5006210), (22, 2958215), (26, 2503105), (55, 1183286), (65, 1001242), (71, 916630), (110, 591643), (130, 500621), (142, 458315), (143, 455110), (286, 227555), (355, 183326), (641, 101530), (710, 91663), (715, 91022), (781, 83330), (923, 70510), (1282, 50765), (1430, 45511), (1562, 41665), (1846, 35255), (3205, 20306), (3905, 16666), (4615, 14102), (6410, 10153), (7051, 9230), (7810, 8333)]