85134040

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1$

素因数の和:173

約数の個数: 128

約数和(自身を含む): 213736320

約数和(自身を除く): 128602280

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 37, 40, 41, 46, 61, 74, 82, 92, 115, 122, 148, 164, 184, 185, 205, 230, 244, 296, 305, 328, 370, 410, 460, 488, 610, 740, 820, 851, 920, 943, 1220, 1403, 1480, 1517, 1640, 1702, 1886, 2257, 2440, 2501, 2806, 3034, 3404, 3772, 4255, 4514, 4715, 5002, 5612, 6068, 6808, 7015, 7544, 7585, 8510, 9028, 9430, 10004, 11224, 11285, 12136, 12505, 14030, 15170, 17020, 18056, 18860, 20008, 22570, 25010, 28060, 30340, 34040, 34891, 37720, 45140, 50020, 51911, 56120, 57523, 60680, 69782, 90280, 92537, 100040, 103822, 115046, 139564, 174455, 185074, 207644, 230092, 259555, 279128, 287615, 348910, 370148, 415288, 460184, 462685, 519110, 575230, 697820, 740296, 925370, 1038220, 1150460, 1395640, 1850740, 2076440, 2128351, 2300920, 3701480, 4256702, 8513404, 10641755, 17026808, 21283510, 42567020, 85134040]

約数ペア:

[(1, 85134040), (2, 42567020), (4, 21283510), (5, 17026808), (8, 10641755), (10, 8513404), (20, 4256702), (23, 3701480), (37, 2300920), (40, 2128351), (41, 2076440), (46, 1850740), (61, 1395640), (74, 1150460), (82, 1038220), (92, 925370), (115, 740296), (122, 697820), (148, 575230), (164, 519110), (184, 462685), (185, 460184), (205, 415288), (230, 370148), (244, 348910), (296, 287615), (305, 279128), (328, 259555), (370, 230092), (410, 207644), (460, 185074), (488, 174455), (610, 139564), (740, 115046), (820, 103822), (851, 100040), (920, 92537), (943, 90280), (1220, 69782), (1403, 60680), (1480, 57523), (1517, 56120), (1640, 51911), (1702, 50020), (1886, 45140), (2257, 37720), (2440, 34891), (2501, 34040), (2806, 30340), (3034, 28060), (3404, 25010), (3772, 22570), (4255, 20008), (4514, 18860), (4715, 18056), (5002, 17020), (5612, 15170), (6068, 14030), (6808, 12505), (7015, 12136), (7544, 11285), (7585, 11224), (8510, 10004), (9028, 9430)]