85194400

素因数分解:

$2^5\times 5^2\times {\mathrm{109}}^1\times {\mathrm{977}}^1$

素因数の和:1106

約数の個数: 72

約数和(自身を含む): 210103740

約数和(自身を除く): 124909340

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 109, 160, 200, 218, 400, 436, 545, 800, 872, 977, 1090, 1744, 1954, 2180, 2725, 3488, 3908, 4360, 4885, 5450, 7816, 8720, 9770, 10900, 15632, 17440, 19540, 21800, 24425, 31264, 39080, 43600, 48850, 78160, 87200, 97700, 106493, 156320, 195400, 212986, 390800, 425972, 532465, 781600, 851944, 1064930, 1703888, 2129860, 2662325, 3407776, 4259720, 5324650, 8519440, 10649300, 17038880, 21298600, 42597200, 85194400]

約数ペア:

[(1, 85194400), (2, 42597200), (4, 21298600), (5, 17038880), (8, 10649300), (10, 8519440), (16, 5324650), (20, 4259720), (25, 3407776), (32, 2662325), (40, 2129860), (50, 1703888), (80, 1064930), (100, 851944), (109, 781600), (160, 532465), (200, 425972), (218, 390800), (400, 212986), (436, 195400), (545, 156320), (800, 106493), (872, 97700), (977, 87200), (1090, 78160), (1744, 48850), (1954, 43600), (2180, 39080), (2725, 31264), (3488, 24425), (3908, 21800), (4360, 19540), (4885, 17440), (5450, 15632), (7816, 10900), (8720, 9770)]