68017840

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{2089}}^1$

素因数の和:2150

約数の個数: 80

約数和(自身を含む): 177265440

約数和(自身を除く): 109247600

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 37, 40, 44, 55, 74, 80, 88, 110, 148, 176, 185, 220, 296, 370, 407, 440, 592, 740, 814, 880, 1480, 1628, 2035, 2089, 2960, 3256, 4070, 4178, 6512, 8140, 8356, 10445, 16280, 16712, 20890, 22979, 32560, 33424, 41780, 45958, 77293, 83560, 91916, 114895, 154586, 167120, 183832, 229790, 309172, 367664, 386465, 459580, 618344, 772930, 850223, 919160, 1236688, 1545860, 1700446, 1838320, 3091720, 3400892, 4251115, 6183440, 6801784, 8502230, 13603568, 17004460, 34008920, 68017840]

約数ペア:

[(1, 68017840), (2, 34008920), (4, 17004460), (5, 13603568), (8, 8502230), (10, 6801784), (11, 6183440), (16, 4251115), (20, 3400892), (22, 3091720), (37, 1838320), (40, 1700446), (44, 1545860), (55, 1236688), (74, 919160), (80, 850223), (88, 772930), (110, 618344), (148, 459580), (176, 386465), (185, 367664), (220, 309172), (296, 229790), (370, 183832), (407, 167120), (440, 154586), (592, 114895), (740, 91916), (814, 83560), (880, 77293), (1480, 45958), (1628, 41780), (2035, 33424), (2089, 32560), (2960, 22979), (3256, 20890), (4070, 16712), (4178, 16280), (6512, 10445), (8140, 8356)]