80911376

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{911}}^1$

素因数の和:1000

約数の個数: 80

約数和(自身を含む): 196320768

約数和(自身を除く): 115409392

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 61, 91, 104, 112, 122, 182, 208, 244, 364, 427, 488, 728, 793, 854, 911, 976, 1456, 1586, 1708, 1822, 3172, 3416, 3644, 5551, 6344, 6377, 6832, 7288, 11102, 11843, 12688, 12754, 14576, 22204, 23686, 25508, 44408, 47372, 51016, 55571, 82901, 88816, 94744, 102032, 111142, 165802, 189488, 222284, 331604, 388997, 444568, 663208, 722423, 777994, 889136, 1326416, 1444846, 1555988, 2889692, 3111976, 5056961, 5779384, 6223952, 10113922, 11558768, 20227844, 40455688, 80911376]

約数ペア:

[(1, 80911376), (2, 40455688), (4, 20227844), (7, 11558768), (8, 10113922), (13, 6223952), (14, 5779384), (16, 5056961), (26, 3111976), (28, 2889692), (52, 1555988), (56, 1444846), (61, 1326416), (91, 889136), (104, 777994), (112, 722423), (122, 663208), (182, 444568), (208, 388997), (244, 331604), (364, 222284), (427, 189488), (488, 165802), (728, 111142), (793, 102032), (854, 94744), (911, 88816), (976, 82901), (1456, 55571), (1586, 51016), (1708, 47372), (1822, 44408), (3172, 25508), (3416, 23686), (3644, 22204), (5551, 14576), (6344, 12754), (6377, 12688), (6832, 11843), (7288, 11102)]