80518466

素因数分解:

$2^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{521}}^1$

素因数の和:639

約数の個数: 48

約数和(自身を含む): 149960160

約数和(自身を除く): 69441694

約数列:

[1, 2, 7, 14, 19, 38, 49, 83, 98, 133, 166, 266, 521, 581, 931, 1042, 1162, 1577, 1862, 3154, 3647, 4067, 7294, 8134, 9899, 11039, 19798, 22078, 25529, 43243, 51058, 69293, 77273, 86486, 138586, 154546, 302701, 485051, 605402, 821617, 970102, 1643234, 2118907, 4237814, 5751319, 11502638, 40259233, 80518466]

約数ペア:

[(1, 80518466), (2, 40259233), (7, 11502638), (14, 5751319), (19, 4237814), (38, 2118907), (49, 1643234), (83, 970102), (98, 821617), (133, 605402), (166, 485051), (266, 302701), (521, 154546), (581, 138586), (931, 86486), (1042, 77273), (1162, 69293), (1577, 51058), (1862, 43243), (3154, 25529), (3647, 22078), (4067, 19798), (7294, 11039), (8134, 9899)]