81041936

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{1499}}^1$

素因数の和:1647

約数の個数: 40

約数和(自身を含む): 163680000

約数和(自身を除く): 82638064

約数列:

[1, 2, 4, 8, 16, 31, 62, 109, 124, 218, 248, 436, 496, 872, 1499, 1744, 2998, 3379, 5996, 6758, 11992, 13516, 23984, 27032, 46469, 54064, 92938, 163391, 185876, 326782, 371752, 653564, 743504, 1307128, 2614256, 5065121, 10130242, 20260484, 40520968, 81041936]

約数ペア:

[(1, 81041936), (2, 40520968), (4, 20260484), (8, 10130242), (16, 5065121), (31, 2614256), (62, 1307128), (109, 743504), (124, 653564), (218, 371752), (248, 326782), (436, 185876), (496, 163391), (872, 92938), (1499, 54064), (1744, 46469), (2998, 27032), (3379, 23984), (5996, 13516), (6758, 11992)]