81970124

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{197}}^1\times {\mathrm{211}}^1$

素因数の和:458

約数の個数: 48

約数和(自身を含む): 158669280

約数和(自身を除く): 76699156

約数列:

[1, 2, 4, 17, 29, 34, 58, 68, 116, 197, 211, 394, 422, 493, 788, 844, 986, 1972, 3349, 3587, 5713, 6119, 6698, 7174, 11426, 12238, 13396, 14348, 22852, 24476, 41567, 83134, 97121, 104023, 166268, 194242, 208046, 388484, 416092, 706639, 1205443, 1413278, 2410886, 2826556, 4821772, 20492531, 40985062, 81970124]

約数ペア:

[(1, 81970124), (2, 40985062), (4, 20492531), (17, 4821772), (29, 2826556), (34, 2410886), (58, 1413278), (68, 1205443), (116, 706639), (197, 416092), (211, 388484), (394, 208046), (422, 194242), (493, 166268), (788, 104023), (844, 97121), (986, 83134), (1972, 41567), (3349, 24476), (3587, 22852), (5713, 14348), (6119, 13396), (6698, 12238), (7174, 11426)]