81758768

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{233}}^1\times {\mathrm{241}}^1$

素因数の和:502

約数の個数: 80

約数和(自身を含む): 196612416

約数和(自身を除く): 114853648

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 233, 241, 364, 466, 482, 728, 932, 964, 1456, 1631, 1687, 1864, 1928, 3029, 3133, 3262, 3374, 3728, 3856, 6058, 6266, 6524, 6748, 12116, 12532, 13048, 13496, 21203, 21931, 24232, 25064, 26096, 26992, 42406, 43862, 48464, 50128, 56153, 84812, 87724, 112306, 169624, 175448, 224612, 339248, 350896, 393071, 449224, 729989, 786142, 898448, 1459978, 1572284, 2919956, 3144568, 5109923, 5839912, 6289136, 10219846, 11679824, 20439692, 40879384, 81758768]

約数ペア:

[(1, 81758768), (2, 40879384), (4, 20439692), (7, 11679824), (8, 10219846), (13, 6289136), (14, 5839912), (16, 5109923), (26, 3144568), (28, 2919956), (52, 1572284), (56, 1459978), (91, 898448), (104, 786142), (112, 729989), (182, 449224), (208, 393071), (233, 350896), (241, 339248), (364, 224612), (466, 175448), (482, 169624), (728, 112306), (932, 87724), (964, 84812), (1456, 56153), (1631, 50128), (1687, 48464), (1864, 43862), (1928, 42406), (3029, 26992), (3133, 26096), (3262, 25064), (3374, 24232), (3728, 21931), (3856, 21203), (6058, 13496), (6266, 13048), (6524, 12532), (6748, 12116)]