26161590

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{37}}^2$

素因数の和:111

約数の個数: 144

約数和(自身を含む): 80840592

約数和(自身を除く): 54679002

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 37, 39, 42, 49, 65, 70, 74, 78, 91, 98, 105, 111, 130, 147, 182, 185, 195, 210, 222, 245, 259, 273, 294, 370, 390, 455, 481, 490, 518, 546, 555, 637, 735, 777, 910, 962, 1110, 1274, 1295, 1365, 1369, 1443, 1470, 1554, 1813, 1911, 2405, 2590, 2730, 2738, 2886, 3185, 3367, 3626, 3822, 3885, 4107, 4810, 5439, 6370, 6734, 6845, 7215, 7770, 8214, 9065, 9555, 9583, 10101, 10878, 13690, 14430, 16835, 17797, 18130, 19110, 19166, 20202, 20535, 23569, 27195, 28749, 33670, 35594, 41070, 47138, 47915, 50505, 53391, 54390, 57498, 67081, 70707, 88985, 95830, 101010, 106782, 117845, 124579, 134162, 141414, 143745, 177970, 201243, 235690, 249158, 266955, 287490, 335405, 353535, 373737, 402486, 533910, 622895, 670810, 707070, 747474, 872053, 1006215, 1245790, 1744106, 1868685, 2012430, 2616159, 3737370, 4360265, 5232318, 8720530, 13080795, 26161590]

約数ペア:

[(1, 26161590), (2, 13080795), (3, 8720530), (5, 5232318), (6, 4360265), (7, 3737370), (10, 2616159), (13, 2012430), (14, 1868685), (15, 1744106), (21, 1245790), (26, 1006215), (30, 872053), (35, 747474), (37, 707070), (39, 670810), (42, 622895), (49, 533910), (65, 402486), (70, 373737), (74, 353535), (78, 335405), (91, 287490), (98, 266955), (105, 249158), (111, 235690), (130, 201243), (147, 177970), (182, 143745), (185, 141414), (195, 134162), (210, 124579), (222, 117845), (245, 106782), (259, 101010), (273, 95830), (294, 88985), (370, 70707), (390, 67081), (455, 57498), (481, 54390), (490, 53391), (518, 50505), (546, 47915), (555, 47138), (637, 41070), (735, 35594), (777, 33670), (910, 28749), (962, 27195), (1110, 23569), (1274, 20535), (1295, 20202), (1365, 19166), (1369, 19110), (1443, 18130), (1470, 17797), (1554, 16835), (1813, 14430), (1911, 13690), (2405, 10878), (2590, 10101), (2730, 9583), (2738, 9555), (2886, 9065), (3185, 8214), (3367, 7770), (3626, 7215), (3822, 6845), (3885, 6734), (4107, 6370), (4810, 5439)]