64683340

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{229}}^1\times {\mathrm{487}}^1$

素因数の和:754

約数の個数: 48

約数和(自身を含む): 141422400

約数和(自身を除く): 76739060

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 229, 290, 458, 487, 580, 916, 974, 1145, 1948, 2290, 2435, 4580, 4870, 6641, 9740, 13282, 14123, 26564, 28246, 33205, 56492, 66410, 70615, 111523, 132820, 141230, 223046, 282460, 446092, 557615, 1115230, 2230460, 3234167, 6468334, 12936668, 16170835, 32341670, 64683340]

約数ペア:

[(1, 64683340), (2, 32341670), (4, 16170835), (5, 12936668), (10, 6468334), (20, 3234167), (29, 2230460), (58, 1115230), (116, 557615), (145, 446092), (229, 282460), (290, 223046), (458, 141230), (487, 132820), (580, 111523), (916, 70615), (974, 66410), (1145, 56492), (1948, 33205), (2290, 28246), (2435, 26564), (4580, 14123), (4870, 13282), (6641, 9740)]