87269980

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{89051}}^1$

素因数の和:89074

約数の個数: 36

約数和(自身を含む): 213190488

約数和(自身を除く): 125920508

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 89051, 178102, 356204, 445255, 623357, 890510, 1246714, 1781020, 2493428, 3116785, 4363499, 6233570, 8726998, 12467140, 17453996, 21817495, 43634990, 87269980]

約数ペア:

[(1, 87269980), (2, 43634990), (4, 21817495), (5, 17453996), (7, 12467140), (10, 8726998), (14, 6233570), (20, 4363499), (28, 3116785), (35, 2493428), (49, 1781020), (70, 1246714), (98, 890510), (140, 623357), (196, 445255), (245, 356204), (490, 178102), (980, 89051)]