87949616

素因数分解:

$2^4\times {\mathrm{137}}^1\times {\mathrm{40123}}^1$

素因数の和:40268

約数の個数: 20

約数和(自身を含む): 171650472

約数和(自身を除く): 83700856

約数列:

[1, 2, 4, 8, 16, 137, 274, 548, 1096, 2192, 40123, 80246, 160492, 320984, 641968, 5496851, 10993702, 21987404, 43974808, 87949616]

約数ペア:

[(1, 87949616), (2, 43974808), (4, 21987404), (8, 10993702), (16, 5496851), (137, 641968), (274, 320984), (548, 160492), (1096, 80246), (2192, 40123)]