85909060

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{138563}}^1$

素因数の和:138603

約数の個数: 24

約数和(自身を含む): 186230016

約数和(自身を除く): 100320956

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 138563, 277126, 554252, 692815, 1385630, 2771260, 4295453, 8590906, 17181812, 21477265, 42954530, 85909060]

約数ペア:

[(1, 85909060), (2, 42954530), (4, 21477265), (5, 17181812), (10, 8590906), (20, 4295453), (31, 2771260), (62, 1385630), (124, 692815), (155, 554252), (310, 277126), (620, 138563)]