397658900

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{233917}}^1$

素因数の和:233948

約数の個数: 36

約数和(自身を含む): 913683708

約数和(自身を除く): 516024808

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 68, 85, 100, 170, 340, 425, 850, 1700, 233917, 467834, 935668, 1169585, 2339170, 3976589, 4678340, 5847925, 7953178, 11695850, 15906356, 19882945, 23391700, 39765890, 79531780, 99414725, 198829450, 397658900]

約数ペア:

[(1, 397658900), (2, 198829450), (4, 99414725), (5, 79531780), (10, 39765890), (17, 23391700), (20, 19882945), (25, 15906356), (34, 11695850), (50, 7953178), (68, 5847925), (85, 4678340), (100, 3976589), (170, 2339170), (340, 1169585), (425, 935668), (850, 467834), (1700, 233917)]