208538170

素因数分解:

$2^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{439}}^1\times {\mathrm{709}}^1$

素因数の和:1222

約数の個数: 32

約数和(自身を含む): 382377600

約数和(自身を除く): 173839430

約数列:

[1, 2, 5, 10, 67, 134, 335, 439, 670, 709, 878, 1418, 2195, 3545, 4390, 7090, 29413, 47503, 58826, 95006, 147065, 237515, 294130, 311251, 475030, 622502, 1556255, 3112510, 20853817, 41707634, 104269085, 208538170]

約数ペア:

[(1, 208538170), (2, 104269085), (5, 41707634), (10, 20853817), (67, 3112510), (134, 1556255), (335, 622502), (439, 475030), (670, 311251), (709, 294130), (878, 237515), (1418, 147065), (2195, 95006), (3545, 58826), (4390, 47503), (7090, 29413)]