66374680

素因数分解:

$2^3\times 5^1\times {\mathrm{457}}^1\times {\mathrm{3631}}^1$

素因数の和:4099

約数の個数: 32

約数和(自身を含む): 149711040

約数和(自身を除く): 83336360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 457, 914, 1828, 2285, 3631, 3656, 4570, 7262, 9140, 14524, 18155, 18280, 29048, 36310, 72620, 145240, 1659367, 3318734, 6637468, 8296835, 13274936, 16593670, 33187340, 66374680]

約数ペア:

[(1, 66374680), (2, 33187340), (4, 16593670), (5, 13274936), (8, 8296835), (10, 6637468), (20, 3318734), (40, 1659367), (457, 145240), (914, 72620), (1828, 36310), (2285, 29048), (3631, 18280), (3656, 18155), (4570, 14524), (7262, 9140)]