80785132

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{139}}^1$

素因数の和:326

約数の個数: 48

約数和(自身を含む): 151782400

約数和(自身を除く): 70997268

約数列:

[1, 2, 4, 31, 43, 62, 86, 109, 124, 139, 172, 218, 278, 436, 556, 1333, 2666, 3379, 4309, 4687, 5332, 5977, 6758, 8618, 9374, 11954, 13516, 15151, 17236, 18748, 23908, 30302, 60604, 145297, 185287, 290594, 370574, 469681, 581188, 651493, 741148, 939362, 1302986, 1878724, 2605972, 20196283, 40392566, 80785132]

約数ペア:

[(1, 80785132), (2, 40392566), (4, 20196283), (31, 2605972), (43, 1878724), (62, 1302986), (86, 939362), (109, 741148), (124, 651493), (139, 581188), (172, 469681), (218, 370574), (278, 290594), (436, 185287), (556, 145297), (1333, 60604), (2666, 30302), (3379, 23908), (4309, 18748), (4687, 17236), (5332, 15151), (5977, 13516), (6758, 11954), (8618, 9374)]