81650196

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{197}}^1\times {\mathrm{397}}^1$

素因数の和:633

約数の個数: 72

約数和(自身を含む): 215134920

約数和(自身を除く): 133484724

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 58, 87, 116, 174, 197, 261, 348, 394, 397, 522, 591, 788, 794, 1044, 1182, 1191, 1588, 1773, 2364, 2382, 3546, 3573, 4764, 5713, 7092, 7146, 11426, 11513, 14292, 17139, 22852, 23026, 34278, 34539, 46052, 51417, 68556, 69078, 78209, 102834, 103617, 138156, 156418, 205668, 207234, 234627, 312836, 414468, 469254, 703881, 938508, 1407762, 2268061, 2815524, 4536122, 6804183, 9072244, 13608366, 20412549, 27216732, 40825098, 81650196]

約数ペア:

[(1, 81650196), (2, 40825098), (3, 27216732), (4, 20412549), (6, 13608366), (9, 9072244), (12, 6804183), (18, 4536122), (29, 2815524), (36, 2268061), (58, 1407762), (87, 938508), (116, 703881), (174, 469254), (197, 414468), (261, 312836), (348, 234627), (394, 207234), (397, 205668), (522, 156418), (591, 138156), (788, 103617), (794, 102834), (1044, 78209), (1182, 69078), (1191, 68556), (1588, 51417), (1773, 46052), (2364, 34539), (2382, 34278), (3546, 23026), (3573, 22852), (4764, 17139), (5713, 14292), (7092, 11513), (7146, 11426)]