89104148

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{337}}^1$

素因数の和:445

約数の個数: 72

約数和(自身を含む): 194201280

約数和(自身を除く): 105097132

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 49, 71, 76, 98, 133, 142, 196, 266, 284, 337, 497, 532, 674, 931, 994, 1348, 1349, 1862, 1988, 2359, 2698, 3479, 3724, 4718, 5396, 6403, 6958, 9436, 9443, 12806, 13916, 16513, 18886, 23927, 25612, 33026, 37772, 44821, 47854, 66052, 66101, 89642, 95708, 132202, 167489, 179284, 264404, 313747, 334978, 454613, 627494, 669956, 909226, 1172423, 1254988, 1818452, 2344846, 3182291, 4689692, 6364582, 12729164, 22276037, 44552074, 89104148]

約数ペア:

[(1, 89104148), (2, 44552074), (4, 22276037), (7, 12729164), (14, 6364582), (19, 4689692), (28, 3182291), (38, 2344846), (49, 1818452), (71, 1254988), (76, 1172423), (98, 909226), (133, 669956), (142, 627494), (196, 454613), (266, 334978), (284, 313747), (337, 264404), (497, 179284), (532, 167489), (674, 132202), (931, 95708), (994, 89642), (1348, 66101), (1349, 66052), (1862, 47854), (1988, 44821), (2359, 37772), (2698, 33026), (3479, 25612), (3724, 23927), (4718, 18886), (5396, 16513), (6403, 13916), (6958, 12806), (9436, 9443)]