67136860

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{68507}}^1$

素因数の和:68530

約数の個数: 36

約数和(自身を含む): 164008152

約数和(自身を除く): 96871292

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 68507, 137014, 274028, 342535, 479549, 685070, 959098, 1370140, 1918196, 2397745, 3356843, 4795490, 6713686, 9590980, 13427372, 16784215, 33568430, 67136860]

約数ペア:

[(1, 67136860), (2, 33568430), (4, 16784215), (5, 13427372), (7, 9590980), (10, 6713686), (14, 4795490), (20, 3356843), (28, 2397745), (35, 1918196), (49, 1370140), (70, 959098), (98, 685070), (140, 479549), (196, 342535), (245, 274028), (490, 137014), (980, 68507)]