85580720

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{62927}}^1$

素因数の和:62957

約数の個数: 40

約数和(自身を含む): 210682944

約数和(自身を除く): 125102224

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 62927, 125854, 251708, 314635, 503416, 629270, 1006832, 1069759, 1258540, 2139518, 2517080, 4279036, 5034160, 5348795, 8558072, 10697590, 17116144, 21395180, 42790360, 85580720]

約数ペア:

[(1, 85580720), (2, 42790360), (4, 21395180), (5, 17116144), (8, 10697590), (10, 8558072), (16, 5348795), (17, 5034160), (20, 4279036), (34, 2517080), (40, 2139518), (68, 1258540), (80, 1069759), (85, 1006832), (136, 629270), (170, 503416), (272, 314635), (340, 251708), (680, 125854), (1360, 62927)]