85805820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{313}}^1\times {\mathrm{1523}}^1$

素因数の和:1851

約数の個数: 72

約数和(自身を含む): 261280656

約数和(自身を除く): 175474836

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 313, 626, 939, 1252, 1523, 1565, 1878, 2817, 3046, 3130, 3756, 4569, 4695, 5634, 6092, 6260, 7615, 9138, 9390, 11268, 13707, 14085, 15230, 18276, 18780, 22845, 27414, 28170, 30460, 45690, 54828, 56340, 68535, 91380, 137070, 274140, 476699, 953398, 1430097, 1906796, 2383495, 2860194, 4290291, 4766990, 5720388, 7150485, 8580582, 9533980, 14300970, 17161164, 21451455, 28601940, 42902910, 85805820]

約数ペア:

[(1, 85805820), (2, 42902910), (3, 28601940), (4, 21451455), (5, 17161164), (6, 14300970), (9, 9533980), (10, 8580582), (12, 7150485), (15, 5720388), (18, 4766990), (20, 4290291), (30, 2860194), (36, 2383495), (45, 1906796), (60, 1430097), (90, 953398), (180, 476699), (313, 274140), (626, 137070), (939, 91380), (1252, 68535), (1523, 56340), (1565, 54828), (1878, 45690), (2817, 30460), (3046, 28170), (3130, 27414), (3756, 22845), (4569, 18780), (4695, 18276), (5634, 15230), (6092, 14085), (6260, 13707), (7615, 11268), (9138, 9390)]