80404776

素因数分解:

$2^3\times 3^2\times {\mathrm{887}}^1\times {\mathrm{1259}}^1$

素因数の和:2158

約数の個数: 48

約数和(自身を含む): 218181600

約数和(自身を除く): 137776824

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 887, 1259, 1774, 2518, 2661, 3548, 3777, 5036, 5322, 7096, 7554, 7983, 10072, 10644, 11331, 15108, 15966, 21288, 22662, 30216, 31932, 45324, 63864, 90648, 1116733, 2233466, 3350199, 4466932, 6700398, 8933864, 10050597, 13400796, 20101194, 26801592, 40202388, 80404776]

約数ペア:

[(1, 80404776), (2, 40202388), (3, 26801592), (4, 20101194), (6, 13400796), (8, 10050597), (9, 8933864), (12, 6700398), (18, 4466932), (24, 3350199), (36, 2233466), (72, 1116733), (887, 90648), (1259, 63864), (1774, 45324), (2518, 31932), (2661, 30216), (3548, 22662), (3777, 21288), (5036, 15966), (5322, 15108), (7096, 11331), (7554, 10644), (7983, 10072)]