71397136

素因数分解:

$2^4\times {\mathrm{19}}^2\times {\mathrm{47}}^1\times {\mathrm{263}}^1$

素因数の和:356

約数の個数: 60

約数和(自身を含む): 149668992

約数和(自身を除く): 78271856

約数列:

[1, 2, 4, 8, 16, 19, 38, 47, 76, 94, 152, 188, 263, 304, 361, 376, 526, 722, 752, 893, 1052, 1444, 1786, 2104, 2888, 3572, 4208, 4997, 5776, 7144, 9994, 12361, 14288, 16967, 19988, 24722, 33934, 39976, 49444, 67868, 79952, 94943, 98888, 135736, 189886, 197776, 234859, 271472, 379772, 469718, 759544, 939436, 1519088, 1878872, 3757744, 4462321, 8924642, 17849284, 35698568, 71397136]

約数ペア:

[(1, 71397136), (2, 35698568), (4, 17849284), (8, 8924642), (16, 4462321), (19, 3757744), (38, 1878872), (47, 1519088), (76, 939436), (94, 759544), (152, 469718), (188, 379772), (263, 271472), (304, 234859), (361, 197776), (376, 189886), (526, 135736), (722, 98888), (752, 94943), (893, 79952), (1052, 67868), (1444, 49444), (1786, 39976), (2104, 33934), (2888, 24722), (3572, 19988), (4208, 16967), (4997, 14288), (5776, 12361), (7144, 9994)]