81623864

素因数分解:

$2^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{50261}}^1$

素因数の和:50303

約数の個数: 32

約数和(自身を含む): 180943200

約数和(自身を除く): 99319336

約数列:

[1, 2, 4, 7, 8, 14, 28, 29, 56, 58, 116, 203, 232, 406, 812, 1624, 50261, 100522, 201044, 351827, 402088, 703654, 1407308, 1457569, 2814616, 2915138, 5830276, 10202983, 11660552, 20405966, 40811932, 81623864]

約数ペア:

[(1, 81623864), (2, 40811932), (4, 20405966), (7, 11660552), (8, 10202983), (14, 5830276), (28, 2915138), (29, 2814616), (56, 1457569), (58, 1407308), (116, 703654), (203, 402088), (232, 351827), (406, 201044), (812, 100522), (1624, 50261)]