771154328

素因数分解:

$2^3\times 7^1\times {\mathrm{83}}^1\times {\mathrm{251}}^1\times {\mathrm{661}}^1$

素因数の和:1008

約数の個数: 64

約数和(自身を含む): 1681585920

約数和(自身を除く): 910431592

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 83, 166, 251, 332, 502, 581, 661, 664, 1004, 1162, 1322, 1757, 2008, 2324, 2644, 3514, 4627, 4648, 5288, 7028, 9254, 14056, 18508, 20833, 37016, 41666, 54863, 83332, 109726, 145831, 165911, 166664, 219452, 291662, 331822, 384041, 438904, 583324, 663644, 768082, 1161377, 1166648, 1327288, 1536164, 2322754, 3072328, 4645508, 9291016, 13770613, 27541226, 55082452, 96394291, 110164904, 192788582, 385577164, 771154328]

約数ペア:

[(1, 771154328), (2, 385577164), (4, 192788582), (7, 110164904), (8, 96394291), (14, 55082452), (28, 27541226), (56, 13770613), (83, 9291016), (166, 4645508), (251, 3072328), (332, 2322754), (502, 1536164), (581, 1327288), (661, 1166648), (664, 1161377), (1004, 768082), (1162, 663644), (1322, 583324), (1757, 438904), (2008, 384041), (2324, 331822), (2644, 291662), (3514, 219452), (4627, 166664), (4648, 165911), (5288, 145831), (7028, 109726), (9254, 83332), (14056, 54863), (18508, 41666), (20833, 37016)]