78714776

素因数分解:

$2^3\times 7^2\times {\mathrm{157}}^1\times {\mathrm{1279}}^1$

素因数の和:1456

約数の個数: 48

約数和(自身を含む): 172915200

約数和(自身を除く): 94200424

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 157, 196, 314, 392, 628, 1099, 1256, 1279, 2198, 2558, 4396, 5116, 7693, 8792, 8953, 10232, 15386, 17906, 30772, 35812, 61544, 62671, 71624, 125342, 200803, 250684, 401606, 501368, 803212, 1405621, 1606424, 2811242, 5622484, 9839347, 11244968, 19678694, 39357388, 78714776]

約数ペア:

[(1, 78714776), (2, 39357388), (4, 19678694), (7, 11244968), (8, 9839347), (14, 5622484), (28, 2811242), (49, 1606424), (56, 1405621), (98, 803212), (157, 501368), (196, 401606), (314, 250684), (392, 200803), (628, 125342), (1099, 71624), (1256, 62671), (1279, 61544), (2198, 35812), (2558, 30772), (4396, 17906), (5116, 15386), (7693, 10232), (8792, 8953)]