216502500

素因数分解:

$2^2\times 3^1\times 5^4\times {\mathrm{28867}}^1$

素因数の和:28894

約数の個数: 60

約数和(自身を含む): 631285424

約数和(自身を除く): 414782924

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 125, 150, 250, 300, 375, 500, 625, 750, 1250, 1500, 1875, 2500, 3750, 7500, 28867, 57734, 86601, 115468, 144335, 173202, 288670, 346404, 433005, 577340, 721675, 866010, 1443350, 1732020, 2165025, 2886700, 3608375, 4330050, 7216750, 8660100, 10825125, 14433500, 18041875, 21650250, 36083750, 43300500, 54125625, 72167500, 108251250, 216502500]

約数ペア:

[(1, 216502500), (2, 108251250), (3, 72167500), (4, 54125625), (5, 43300500), (6, 36083750), (10, 21650250), (12, 18041875), (15, 14433500), (20, 10825125), (25, 8660100), (30, 7216750), (50, 4330050), (60, 3608375), (75, 2886700), (100, 2165025), (125, 1732020), (150, 1443350), (250, 866010), (300, 721675), (375, 577340), (500, 433005), (625, 346404), (750, 288670), (1250, 173202), (1500, 144335), (1875, 115468), (2500, 86601), (3750, 57734), (7500, 28867)]