77387440

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{74411}}^1$

素因数の和:74437

約数の個数: 40

約数和(自身を含む): 193768848

約数和(自身を除く): 116381408

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 74411, 148822, 297644, 372055, 595288, 744110, 967343, 1190576, 1488220, 1934686, 2976440, 3869372, 4836715, 5952880, 7738744, 9673430, 15477488, 19346860, 38693720, 77387440]

約数ペア:

[(1, 77387440), (2, 38693720), (4, 19346860), (5, 15477488), (8, 9673430), (10, 7738744), (13, 5952880), (16, 4836715), (20, 3869372), (26, 2976440), (40, 1934686), (52, 1488220), (65, 1190576), (80, 967343), (104, 744110), (130, 595288), (208, 372055), (260, 297644), (520, 148822), (1040, 74411)]