81125568

素因数分解:

$2^6\times 3^2\times {\mathrm{127}}^1\times {\mathrm{1109}}^1$

素因数の和:1254

約数の個数: 84

約数和(自身を含む): 234574080

約数和(自身を除く): 153448512

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 127, 144, 192, 254, 288, 381, 508, 576, 762, 1016, 1109, 1143, 1524, 2032, 2218, 2286, 3048, 3327, 4064, 4436, 4572, 6096, 6654, 8128, 8872, 9144, 9981, 12192, 13308, 17744, 18288, 19962, 24384, 26616, 35488, 36576, 39924, 53232, 70976, 73152, 79848, 106464, 140843, 159696, 212928, 281686, 319392, 422529, 563372, 638784, 845058, 1126744, 1267587, 1690116, 2253488, 2535174, 3380232, 4506976, 5070348, 6760464, 9013952, 10140696, 13520928, 20281392, 27041856, 40562784, 81125568]

約数ペア:

[(1, 81125568), (2, 40562784), (3, 27041856), (4, 20281392), (6, 13520928), (8, 10140696), (9, 9013952), (12, 6760464), (16, 5070348), (18, 4506976), (24, 3380232), (32, 2535174), (36, 2253488), (48, 1690116), (64, 1267587), (72, 1126744), (96, 845058), (127, 638784), (144, 563372), (192, 422529), (254, 319392), (288, 281686), (381, 212928), (508, 159696), (576, 140843), (762, 106464), (1016, 79848), (1109, 73152), (1143, 70976), (1524, 53232), (2032, 39924), (2218, 36576), (2286, 35488), (3048, 26616), (3327, 24384), (4064, 19962), (4436, 18288), (4572, 17744), (6096, 13308), (6654, 12192), (8128, 9981), (8872, 9144)]