71859920

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{2207}}^1$

素因数の和:2268

約数の個数: 80

約数和(自身を含む): 187273728

約数和(自身を除く): 115413808

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, 2207, 2960, 3256, 4070, 4414, 6512, 8140, 8828, 11035, 16280, 17656, 22070, 24277, 32560, 35312, 44140, 48554, 81659, 88280, 97108, 121385, 163318, 176560, 194216, 242770, 326636, 388432, 408295, 485540, 653272, 816590, 898249, 971080, 1306544, 1633180, 1796498, 1942160, 3266360, 3592996, 4491245, 6532720, 7185992, 8982490, 14371984, 17964980, 35929960, 71859920]

約数ペア:

[(1, 71859920), (2, 35929960), (4, 17964980), (5, 14371984), (8, 8982490), (10, 7185992), (11, 6532720), (16, 4491245), (20, 3592996), (22, 3266360), (37, 1942160), (40, 1796498), (44, 1633180), (55, 1306544), (74, 971080), (80, 898249), (88, 816590), (110, 653272), (148, 485540), (176, 408295), (185, 388432), (220, 326636), (296, 242770), (370, 194216), (407, 176560), (440, 163318), (592, 121385), (740, 97108), (814, 88280), (880, 81659), (1480, 48554), (1628, 44140), (2035, 35312), (2207, 32560), (2960, 24277), (3256, 22070), (4070, 17656), (4414, 16280), (6512, 11035), (8140, 8828)]