82668280

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{121571}}^1$

素因数の和:121599

約数の個数: 32

約数和(自身を含む): 196946640

約数和(自身を除く): 114278360

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 121571, 243142, 486284, 607855, 972568, 1215710, 2066707, 2431420, 4133414, 4862840, 8266828, 10333535, 16533656, 20667070, 41334140, 82668280]

約数ペア:

[(1, 82668280), (2, 41334140), (4, 20667070), (5, 16533656), (8, 10333535), (10, 8266828), (17, 4862840), (20, 4133414), (34, 2431420), (40, 2066707), (68, 1215710), (85, 972568), (136, 607855), (170, 486284), (340, 243142), (680, 121571)]