81098784

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^1\times {\mathrm{21661}}^1$

素因数の和:21690

約数の個数: 72

約数和(自身を含む): 248376492

約数和(自身を除く): 167277708

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 72, 78, 96, 104, 117, 144, 156, 208, 234, 288, 312, 416, 468, 624, 936, 1248, 1872, 3744, 21661, 43322, 64983, 86644, 129966, 173288, 194949, 259932, 281593, 346576, 389898, 519864, 563186, 693152, 779796, 844779, 1039728, 1126372, 1559592, 1689558, 2079456, 2252744, 2534337, 3119184, 3379116, 4505488, 5068674, 6238368, 6758232, 9010976, 10137348, 13516464, 20274696, 27032928, 40549392, 81098784]

約数ペア:

[(1, 81098784), (2, 40549392), (3, 27032928), (4, 20274696), (6, 13516464), (8, 10137348), (9, 9010976), (12, 6758232), (13, 6238368), (16, 5068674), (18, 4505488), (24, 3379116), (26, 3119184), (32, 2534337), (36, 2252744), (39, 2079456), (48, 1689558), (52, 1559592), (72, 1126372), (78, 1039728), (96, 844779), (104, 779796), (117, 693152), (144, 563186), (156, 519864), (208, 389898), (234, 346576), (288, 281593), (312, 259932), (416, 194949), (468, 173288), (624, 129966), (936, 86644), (1248, 64983), (1872, 43322), (3744, 21661)]