85266640

素因数分解:

$2^4\times 5^1\times {\mathrm{281}}^1\times {\mathrm{3793}}^1$

素因数の和:4087

約数の個数: 40

約数和(自身を含む): 199002888

約数和(自身を除く): 113736248

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 281, 562, 1124, 1405, 2248, 2810, 3793, 4496, 5620, 7586, 11240, 15172, 18965, 22480, 30344, 37930, 60688, 75860, 151720, 303440, 1065833, 2131666, 4263332, 5329165, 8526664, 10658330, 17053328, 21316660, 42633320, 85266640]

約数ペア:

[(1, 85266640), (2, 42633320), (4, 21316660), (5, 17053328), (8, 10658330), (10, 8526664), (16, 5329165), (20, 4263332), (40, 2131666), (80, 1065833), (281, 303440), (562, 151720), (1124, 75860), (1405, 60688), (2248, 37930), (2810, 30344), (3793, 22480), (4496, 18965), (5620, 15172), (7586, 11240)]