91912990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{641}}^1\times {\mathrm{1103}}^1$

素因数の和:1764

約数の個数: 32

約数和(自身を含む): 178609536

約数和(自身を除く): 86696546

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 641, 1103, 1282, 2206, 3205, 5515, 6410, 8333, 11030, 14339, 16666, 28678, 41665, 71695, 83330, 143390, 707023, 1414046, 3535115, 7070230, 9191299, 18382598, 45956495, 91912990]

約数ペア:

[(1, 91912990), (2, 45956495), (5, 18382598), (10, 9191299), (13, 7070230), (26, 3535115), (65, 1414046), (130, 707023), (641, 143390), (1103, 83330), (1282, 71695), (2206, 41665), (3205, 28678), (5515, 16666), (6410, 14339), (8333, 11030)]