64703540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{26737}}^1$

素因数の和:26768

約数の個数: 36

約数和(自身を含む): 149358468

約数和(自身を除く): 84654928

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 26737, 53474, 106948, 133685, 267370, 294107, 534740, 588214, 1176428, 1470535, 2941070, 3235177, 5882140, 6470354, 12940708, 16175885, 32351770, 64703540]

約数ペア:

[(1, 64703540), (2, 32351770), (4, 16175885), (5, 12940708), (10, 6470354), (11, 5882140), (20, 3235177), (22, 2941070), (44, 1470535), (55, 1176428), (110, 588214), (121, 534740), (220, 294107), (242, 267370), (484, 133685), (605, 106948), (1210, 53474), (2420, 26737)]