68395900

素因数分解:

$2^2\times 5^2\times {\mathrm{179}}^1\times {\mathrm{3821}}^1$

素因数の和:4014

約数の個数: 36

約数和(自身を含む): 149287320

約数和(自身を除く): 80891420

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 179, 358, 716, 895, 1790, 3580, 3821, 4475, 7642, 8950, 15284, 17900, 19105, 38210, 76420, 95525, 191050, 382100, 683959, 1367918, 2735836, 3419795, 6839590, 13679180, 17098975, 34197950, 68395900]

約数ペア:

[(1, 68395900), (2, 34197950), (4, 17098975), (5, 13679180), (10, 6839590), (20, 3419795), (25, 2735836), (50, 1367918), (100, 683959), (179, 382100), (358, 191050), (716, 95525), (895, 76420), (1790, 38210), (3580, 19105), (3821, 17900), (4475, 15284), (7642, 8950)]