25429360

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:143

約数の個数: 120

約数和(自身を含む): 67683168

約数和(自身を除く): 42253808

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 37, 40, 44, 55, 71, 74, 80, 88, 110, 121, 142, 148, 176, 185, 220, 242, 284, 296, 355, 370, 407, 440, 484, 568, 592, 605, 710, 740, 781, 814, 880, 968, 1136, 1210, 1420, 1480, 1562, 1628, 1936, 2035, 2420, 2627, 2840, 2960, 3124, 3256, 3905, 4070, 4477, 4840, 5254, 5680, 6248, 6512, 7810, 8140, 8591, 8954, 9680, 10508, 12496, 13135, 15620, 16280, 17182, 17908, 21016, 22385, 26270, 28897, 31240, 32560, 34364, 35816, 42032, 42955, 44770, 52540, 57794, 62480, 68728, 71632, 85910, 89540, 105080, 115588, 137456, 144485, 171820, 179080, 210160, 231176, 288970, 317867, 343640, 358160, 462352, 577940, 635734, 687280, 1155880, 1271468, 1589335, 2311760, 2542936, 3178670, 5085872, 6357340, 12714680, 25429360]

約数ペア:

[(1, 25429360), (2, 12714680), (4, 6357340), (5, 5085872), (8, 3178670), (10, 2542936), (11, 2311760), (16, 1589335), (20, 1271468), (22, 1155880), (37, 687280), (40, 635734), (44, 577940), (55, 462352), (71, 358160), (74, 343640), (80, 317867), (88, 288970), (110, 231176), (121, 210160), (142, 179080), (148, 171820), (176, 144485), (185, 137456), (220, 115588), (242, 105080), (284, 89540), (296, 85910), (355, 71632), (370, 68728), (407, 62480), (440, 57794), (484, 52540), (568, 44770), (592, 42955), (605, 42032), (710, 35816), (740, 34364), (781, 32560), (814, 31240), (880, 28897), (968, 26270), (1136, 22385), (1210, 21016), (1420, 17908), (1480, 17182), (1562, 16280), (1628, 15620), (1936, 13135), (2035, 12496), (2420, 10508), (2627, 9680), (2840, 8954), (2960, 8591), (3124, 8140), (3256, 7810), (3905, 6512), (4070, 6248), (4477, 5680), (4840, 5254)]