80165332

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1979}}^1$

素因数の和:2056

約数の個数: 48

約数和(自身を含む): 162993600

約数和(自身を除く): 82828268

約数列:

[1, 2, 4, 13, 19, 26, 38, 41, 52, 76, 82, 164, 247, 494, 533, 779, 988, 1066, 1558, 1979, 2132, 3116, 3958, 7916, 10127, 20254, 25727, 37601, 40508, 51454, 75202, 81139, 102908, 150404, 162278, 324556, 488813, 977626, 1054807, 1541641, 1955252, 2109614, 3083282, 4219228, 6166564, 20041333, 40082666, 80165332]

約数ペア:

[(1, 80165332), (2, 40082666), (4, 20041333), (13, 6166564), (19, 4219228), (26, 3083282), (38, 2109614), (41, 1955252), (52, 1541641), (76, 1054807), (82, 977626), (164, 488813), (247, 324556), (494, 162278), (533, 150404), (779, 102908), (988, 81139), (1066, 75202), (1558, 51454), (1979, 40508), (2132, 37601), (3116, 25727), (3958, 20254), (7916, 10127)]