85387216

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{280879}}^1$

素因数の和:280906

約数の個数: 20

約数和(自身を含む): 174145600

約数和(自身を除く): 88758384

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 280879, 561758, 1123516, 2247032, 4494064, 5336701, 10673402, 21346804, 42693608, 85387216]

約数ペア:

[(1, 85387216), (2, 42693608), (4, 21346804), (8, 10673402), (16, 5336701), (19, 4494064), (38, 2247032), (76, 1123516), (152, 561758), (304, 280879)]