8171300

素因数分解:

$2^2\times 5^2\times {\mathrm{41}}^1\times {\mathrm{1993}}^1$

素因数の和:2048

約数の個数: 36

約数和(自身を含む): 18173316

約数和(自身を除く): 10002016

約数列:

[1, 2, 4, 5, 10, 20, 25, 41, 50, 82, 100, 164, 205, 410, 820, 1025, 1993, 2050, 3986, 4100, 7972, 9965, 19930, 39860, 49825, 81713, 99650, 163426, 199300, 326852, 408565, 817130, 1634260, 2042825, 4085650, 8171300]

約数ペア:

[(1, 8171300), (2, 4085650), (4, 2042825), (5, 1634260), (10, 817130), (20, 408565), (25, 326852), (41, 199300), (50, 163426), (82, 99650), (100, 81713), (164, 49825), (205, 39860), (410, 19930), (820, 9965), (1025, 7972), (1993, 4100), (2050, 3986)]