31246280

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{60089}}^1$

素因数の和:60113

約数の個数: 32

約数和(自身を含む): 75713400

約数和(自身を除く): 44467120

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 60089, 120178, 240356, 300445, 480712, 600890, 781157, 1201780, 1562314, 2403560, 3124628, 3905785, 6249256, 7811570, 15623140, 31246280]

約数ペア:

[(1, 31246280), (2, 15623140), (4, 7811570), (5, 6249256), (8, 3905785), (10, 3124628), (13, 2403560), (20, 1562314), (26, 1201780), (40, 781157), (52, 600890), (65, 480712), (104, 300445), (130, 240356), (260, 120178), (520, 60089)]