80348530

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{101}}^1$

素因数の和:259

約数の個数: 64

約数和(自身を含む): 158630400

約数和(自身を除く): 78281870

約数列:

[1, 2, 5, 10, 19, 38, 53, 79, 95, 101, 106, 158, 190, 202, 265, 395, 505, 530, 790, 1007, 1010, 1501, 1919, 2014, 3002, 3838, 4187, 5035, 5353, 7505, 7979, 8374, 9595, 10070, 10706, 15010, 15958, 19190, 20935, 26765, 39895, 41870, 53530, 79553, 79790, 101707, 151601, 159106, 203414, 303202, 397765, 422887, 508535, 758005, 795530, 845774, 1017070, 1516010, 2114435, 4228870, 8034853, 16069706, 40174265, 80348530]

約数ペア:

[(1, 80348530), (2, 40174265), (5, 16069706), (10, 8034853), (19, 4228870), (38, 2114435), (53, 1516010), (79, 1017070), (95, 845774), (101, 795530), (106, 758005), (158, 508535), (190, 422887), (202, 397765), (265, 303202), (395, 203414), (505, 159106), (530, 151601), (790, 101707), (1007, 79790), (1010, 79553), (1501, 53530), (1919, 41870), (2014, 39895), (3002, 26765), (3838, 20935), (4187, 19190), (5035, 15958), (5353, 15010), (7505, 10706), (7979, 10070), (8374, 9595)]