25815693872

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{173}}^1\times {\mathrm{443}}^1\times {\mathrm{569}}^1$

素因数の和:1230

約数の個数: 80

約数和(自身を含む): 51874313760

約数和(自身を除く): 26058619888

約数列:

[1, 2, 4, 8, 16, 37, 74, 148, 173, 296, 346, 443, 569, 592, 692, 886, 1138, 1384, 1772, 2276, 2768, 3544, 4552, 6401, 7088, 9104, 12802, 16391, 21053, 25604, 32782, 42106, 51208, 65564, 76639, 84212, 98437, 102416, 131128, 153278, 168424, 196874, 252067, 262256, 306556, 336848, 393748, 504134, 613112, 787496, 1008268, 1226224, 1574992, 2016536, 2835643, 3642169, 4033072, 5671286, 7284338, 9326479, 11342572, 14568676, 18652958, 22685144, 29137352, 37305916, 43607591, 45370288, 58274704, 74611832, 87215182, 149223664, 174430364, 348860728, 697721456, 1613480867, 3226961734, 6453923468, 12907846936, 25815693872]

約数ペア:

[(1, 25815693872), (2, 12907846936), (4, 6453923468), (8, 3226961734), (16, 1613480867), (37, 697721456), (74, 348860728), (148, 174430364), (173, 149223664), (296, 87215182), (346, 74611832), (443, 58274704), (569, 45370288), (592, 43607591), (692, 37305916), (886, 29137352), (1138, 22685144), (1384, 18652958), (1772, 14568676), (2276, 11342572), (2768, 9326479), (3544, 7284338), (4552, 5671286), (6401, 4033072), (7088, 3642169), (9104, 2835643), (12802, 2016536), (16391, 1574992), (21053, 1226224), (25604, 1008268), (32782, 787496), (42106, 613112), (51208, 504134), (65564, 393748), (76639, 336848), (84212, 306556), (98437, 262256), (102416, 252067), (131128, 196874), (153278, 168424)]