87155240

素因数分解:

$2^3\times 5^1\times {\mathrm{241}}^1\times {\mathrm{9041}}^1$

素因数の和:9293

約数の個数: 32

約数和(自身を含む): 196934760

約数和(自身を除く): 109779520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 241, 482, 964, 1205, 1928, 2410, 4820, 9041, 9640, 18082, 36164, 45205, 72328, 90410, 180820, 361640, 2178881, 4357762, 8715524, 10894405, 17431048, 21788810, 43577620, 87155240]

約数ペア:

[(1, 87155240), (2, 43577620), (4, 21788810), (5, 17431048), (8, 10894405), (10, 8715524), (20, 4357762), (40, 2178881), (241, 361640), (482, 180820), (964, 90410), (1205, 72328), (1928, 45205), (2410, 36164), (4820, 18082), (9041, 9640)]