27800900

素因数分解:

$2^2\times 5^2\times {\mathrm{317}}^1\times {\mathrm{877}}^1$

素因数の和:1208

約数の個数: 36

約数和(自身を含む): 60587268

約数和(自身を除く): 32786368

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 317, 634, 877, 1268, 1585, 1754, 3170, 3508, 4385, 6340, 7925, 8770, 15850, 17540, 21925, 31700, 43850, 87700, 278009, 556018, 1112036, 1390045, 2780090, 5560180, 6950225, 13900450, 27800900]

約数ペア:

[(1, 27800900), (2, 13900450), (4, 6950225), (5, 5560180), (10, 2780090), (20, 1390045), (25, 1112036), (50, 556018), (100, 278009), (317, 87700), (634, 43850), (877, 31700), (1268, 21925), (1585, 17540), (1754, 15850), (3170, 8770), (3508, 7925), (4385, 6340)]