55816990

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{136139}}^1$

素因数の和:136187

約数の個数: 16

約数和(自身を含む): 102921840

約数和(自身を除く): 47104850

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 136139, 272278, 680695, 1361390, 5581699, 11163398, 27908495, 55816990]

約数ペア:

[(1, 55816990), (2, 27908495), (5, 11163398), (10, 5581699), (41, 1361390), (82, 680695), (205, 272278), (410, 136139)]