81911312

素因数分解:

$2^4\times 7^1\times {\mathrm{29}}^1\times {\mathrm{25219}}^1$

素因数の和:25263

約数の個数: 40

約数和(自身を含む): 187636800

約数和(自身を除く): 105725488

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 56, 58, 112, 116, 203, 232, 406, 464, 812, 1624, 3248, 25219, 50438, 100876, 176533, 201752, 353066, 403504, 706132, 731351, 1412264, 1462702, 2824528, 2925404, 5119457, 5850808, 10238914, 11701616, 20477828, 40955656, 81911312]

約数ペア:

[(1, 81911312), (2, 40955656), (4, 20477828), (7, 11701616), (8, 10238914), (14, 5850808), (16, 5119457), (28, 2925404), (29, 2824528), (56, 1462702), (58, 1412264), (112, 731351), (116, 706132), (203, 403504), (232, 353066), (406, 201752), (464, 176533), (812, 100876), (1624, 50438), (3248, 25219)]