61686856

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{419}}^1$

素因数の和:682

約数の個数: 64

約数和(自身を含む): 145152000

約数和(自身を除く): 83465144

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 154, 239, 308, 419, 478, 616, 838, 956, 1673, 1676, 1912, 2629, 2933, 3346, 3352, 4609, 5258, 5866, 6692, 9218, 10516, 11732, 13384, 18403, 18436, 21032, 23464, 32263, 36806, 36872, 64526, 73612, 100141, 129052, 147224, 200282, 258104, 400564, 700987, 801128, 1101551, 1401974, 2203102, 2803948, 4406204, 5607896, 7710857, 8812408, 15421714, 30843428, 61686856]

約数ペア:

[(1, 61686856), (2, 30843428), (4, 15421714), (7, 8812408), (8, 7710857), (11, 5607896), (14, 4406204), (22, 2803948), (28, 2203102), (44, 1401974), (56, 1101551), (77, 801128), (88, 700987), (154, 400564), (239, 258104), (308, 200282), (419, 147224), (478, 129052), (616, 100141), (838, 73612), (956, 64526), (1673, 36872), (1676, 36806), (1912, 32263), (2629, 23464), (2933, 21032), (3346, 18436), (3352, 18403), (4609, 13384), (5258, 11732), (5866, 10516), (6692, 9218)]