56447560

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{108553}}^1$

素因数の和:108577

約数の個数: 32

約数和(自身を含む): 136778040

約数和(自身を除く): 80330480

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 108553, 217106, 434212, 542765, 868424, 1085530, 1411189, 2171060, 2822378, 4342120, 5644756, 7055945, 11289512, 14111890, 28223780, 56447560]

約数ペア:

[(1, 56447560), (2, 28223780), (4, 14111890), (5, 11289512), (8, 7055945), (10, 5644756), (13, 4342120), (20, 2822378), (26, 2171060), (40, 1411189), (52, 1085530), (65, 868424), (104, 542765), (130, 434212), (260, 217106), (520, 108553)]