54691720

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{80429}}^1$

素因数の和:80457

約数の個数: 32

約数和(自身を含む): 130296600

約数和(自身を除く): 75604880

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 80429, 160858, 321716, 402145, 643432, 804290, 1367293, 1608580, 2734586, 3217160, 5469172, 6836465, 10938344, 13672930, 27345860, 54691720]

約数ペア:

[(1, 54691720), (2, 27345860), (4, 13672930), (5, 10938344), (8, 6836465), (10, 5469172), (17, 3217160), (20, 2734586), (34, 1608580), (40, 1367293), (68, 804290), (85, 643432), (136, 402145), (170, 321716), (340, 160858), (680, 80429)]