13026850

素因数分解:

$2^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{83}}^1$

素因数の和:211

約数の個数: 48

約数和(自身を含む): 25435872

約数和(自身を除く): 12409022

約数列:

[1, 2, 5, 10, 25, 43, 50, 73, 83, 86, 146, 166, 215, 365, 415, 430, 730, 830, 1075, 1825, 2075, 2150, 3139, 3569, 3650, 4150, 6059, 6278, 7138, 12118, 15695, 17845, 30295, 31390, 35690, 60590, 78475, 89225, 151475, 156950, 178450, 260537, 302950, 521074, 1302685, 2605370, 6513425, 13026850]

約数ペア:

[(1, 13026850), (2, 6513425), (5, 2605370), (10, 1302685), (25, 521074), (43, 302950), (50, 260537), (73, 178450), (83, 156950), (86, 151475), (146, 89225), (166, 78475), (215, 60590), (365, 35690), (415, 31390), (430, 30295), (730, 17845), (830, 15695), (1075, 12118), (1825, 7138), (2075, 6278), (2150, 6059), (3139, 4150), (3569, 3650)]