70281808

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{258389}}^1$

素因数の和:258414

約数の個数: 20

約数和(自身を含む): 144181620

約数和(自身を除く): 73899812

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 258389, 516778, 1033556, 2067112, 4134224, 4392613, 8785226, 17570452, 35140904, 70281808]

約数ペア:

[(1, 70281808), (2, 35140904), (4, 17570452), (8, 8785226), (16, 4392613), (17, 4134224), (34, 2067112), (68, 1033556), (136, 516778), (272, 258389)]