85853420

素因数分解:

$2^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{16703}}^1$

素因数の和:16969

約数の個数: 24

約数和(自身を含む): 181004544

約数和(自身を除く): 95151124

約数列:

[1, 2, 4, 5, 10, 20, 257, 514, 1028, 1285, 2570, 5140, 16703, 33406, 66812, 83515, 167030, 334060, 4292671, 8585342, 17170684, 21463355, 42926710, 85853420]

約数ペア:

[(1, 85853420), (2, 42926710), (4, 21463355), (5, 17170684), (10, 8585342), (20, 4292671), (257, 334060), (514, 167030), (1028, 83515), (1285, 66812), (2570, 33406), (5140, 16703)]