85961984

素因数分解:

$2^8\times {\mathrm{409}}^1\times {\mathrm{821}}^1$

素因数の和:1246

約数の個数: 36

約数和(自身を含む): 172217220

約数和(自身を除く): 86255236

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 409, 818, 821, 1636, 1642, 3272, 3284, 6544, 6568, 13088, 13136, 26176, 26272, 52352, 52544, 104704, 105088, 210176, 335789, 671578, 1343156, 2686312, 5372624, 10745248, 21490496, 42980992, 85961984]

約数ペア:

[(1, 85961984), (2, 42980992), (4, 21490496), (8, 10745248), (16, 5372624), (32, 2686312), (64, 1343156), (128, 671578), (256, 335789), (409, 210176), (818, 105088), (821, 104704), (1636, 52544), (1642, 52352), (3272, 26272), (3284, 26176), (6544, 13136), (6568, 13088)]