81664044

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{2851}}^1$

素因数の和:2907

約数の個数: 96

約数和(自身を含む): 245317632

約数和(自身を除く): 163653588

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 31, 33, 42, 44, 62, 66, 77, 84, 93, 124, 132, 154, 186, 217, 231, 308, 341, 372, 434, 462, 651, 682, 868, 924, 1023, 1302, 1364, 2046, 2387, 2604, 2851, 4092, 4774, 5702, 7161, 8553, 9548, 11404, 14322, 17106, 19957, 28644, 31361, 34212, 39914, 59871, 62722, 79828, 88381, 94083, 119742, 125444, 176762, 188166, 219527, 239484, 265143, 353524, 376332, 439054, 530286, 618667, 658581, 878108, 972191, 1060572, 1237334, 1317162, 1856001, 1944382, 2474668, 2634324, 2916573, 3712002, 3888764, 5833146, 6805337, 7424004, 11666292, 13610674, 20416011, 27221348, 40832022, 81664044]

約数ペア:

[(1, 81664044), (2, 40832022), (3, 27221348), (4, 20416011), (6, 13610674), (7, 11666292), (11, 7424004), (12, 6805337), (14, 5833146), (21, 3888764), (22, 3712002), (28, 2916573), (31, 2634324), (33, 2474668), (42, 1944382), (44, 1856001), (62, 1317162), (66, 1237334), (77, 1060572), (84, 972191), (93, 878108), (124, 658581), (132, 618667), (154, 530286), (186, 439054), (217, 376332), (231, 353524), (308, 265143), (341, 239484), (372, 219527), (434, 188166), (462, 176762), (651, 125444), (682, 119742), (868, 94083), (924, 88381), (1023, 79828), (1302, 62722), (1364, 59871), (2046, 39914), (2387, 34212), (2604, 31361), (2851, 28644), (4092, 19957), (4774, 17106), (5702, 14322), (7161, 11404), (8553, 9548)]