79047760

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{2089}}^1$

素因数の和:2156

約数の個数: 80

約数和(自身を含む): 205254720

約数和(自身を除く): 126206960

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 43, 44, 55, 80, 86, 88, 110, 172, 176, 215, 220, 344, 430, 440, 473, 688, 860, 880, 946, 1720, 1892, 2089, 2365, 3440, 3784, 4178, 4730, 7568, 8356, 9460, 10445, 16712, 18920, 20890, 22979, 33424, 37840, 41780, 45958, 83560, 89827, 91916, 114895, 167120, 179654, 183832, 229790, 359308, 367664, 449135, 459580, 718616, 898270, 919160, 988097, 1437232, 1796540, 1838320, 1976194, 3593080, 3952388, 4940485, 7186160, 7904776, 9880970, 15809552, 19761940, 39523880, 79047760]

約数ペア:

[(1, 79047760), (2, 39523880), (4, 19761940), (5, 15809552), (8, 9880970), (10, 7904776), (11, 7186160), (16, 4940485), (20, 3952388), (22, 3593080), (40, 1976194), (43, 1838320), (44, 1796540), (55, 1437232), (80, 988097), (86, 919160), (88, 898270), (110, 718616), (172, 459580), (176, 449135), (215, 367664), (220, 359308), (344, 229790), (430, 183832), (440, 179654), (473, 167120), (688, 114895), (860, 91916), (880, 89827), (946, 83560), (1720, 45958), (1892, 41780), (2089, 37840), (2365, 33424), (3440, 22979), (3784, 20890), (4178, 18920), (4730, 16712), (7568, 10445), (8356, 9460)]