78670108

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{677}}^1$

素因数の和:850

約数の個数: 48

約数和(自身を含む): 159465600

約数和(自身を除く): 80795492

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 139, 209, 278, 418, 556, 677, 836, 1354, 1529, 2641, 2708, 3058, 5282, 6116, 7447, 10564, 12863, 14894, 25726, 29051, 29788, 51452, 58102, 94103, 116204, 141493, 188206, 282986, 376412, 565972, 1035133, 1787957, 2070266, 3575914, 4140532, 7151828, 19667527, 39335054, 78670108]

約数ペア:

[(1, 78670108), (2, 39335054), (4, 19667527), (11, 7151828), (19, 4140532), (22, 3575914), (38, 2070266), (44, 1787957), (76, 1035133), (139, 565972), (209, 376412), (278, 282986), (418, 188206), (556, 141493), (677, 116204), (836, 94103), (1354, 58102), (1529, 51452), (2641, 29788), (2708, 29051), (3058, 25726), (5282, 14894), (6116, 12863), (7447, 10564)]