13551118040

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{254147}}^1$

素因数の和:254232

約数の個数: 64

約数和(自身を含む): 32205634560

約数和(自身を除く): 18654516520

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 43, 62, 86, 124, 155, 172, 215, 248, 310, 344, 430, 620, 860, 1240, 1333, 1720, 2666, 5332, 6665, 10664, 13330, 26660, 53320, 254147, 508294, 1016588, 1270735, 2033176, 2541470, 5082940, 7878557, 10165880, 10928321, 15757114, 21856642, 31514228, 39392785, 43713284, 54641605, 63028456, 78785570, 87426568, 109283210, 157571140, 218566420, 315142280, 338777951, 437132840, 677555902, 1355111804, 1693889755, 2710223608, 3387779510, 6775559020, 13551118040]

約数ペア:

[(1, 13551118040), (2, 6775559020), (4, 3387779510), (5, 2710223608), (8, 1693889755), (10, 1355111804), (20, 677555902), (31, 437132840), (40, 338777951), (43, 315142280), (62, 218566420), (86, 157571140), (124, 109283210), (155, 87426568), (172, 78785570), (215, 63028456), (248, 54641605), (310, 43713284), (344, 39392785), (430, 31514228), (620, 21856642), (860, 15757114), (1240, 10928321), (1333, 10165880), (1720, 7878557), (2666, 5082940), (5332, 2541470), (6665, 2033176), (10664, 1270735), (13330, 1016588), (26660, 508294), (53320, 254147)]