16487300

素因数分解:

$2^2\times 5^2\times {\mathrm{79}}^1\times {\mathrm{2087}}^1$

素因数の和:2180

約数の個数: 36

約数和(自身を含む): 36247680

約数和(自身を除く): 19760380

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 79, 100, 158, 316, 395, 790, 1580, 1975, 2087, 3950, 4174, 7900, 8348, 10435, 20870, 41740, 52175, 104350, 164873, 208700, 329746, 659492, 824365, 1648730, 3297460, 4121825, 8243650, 16487300]

約数ペア:

[(1, 16487300), (2, 8243650), (4, 4121825), (5, 3297460), (10, 1648730), (20, 824365), (25, 659492), (50, 329746), (79, 208700), (100, 164873), (158, 104350), (316, 52175), (395, 41740), (790, 20870), (1580, 10435), (1975, 8348), (2087, 7900), (3950, 4174)]