100809655220

素因数分解:

$2^2\times 5^1\times {\mathrm{20129}}^1\times {\mathrm{250409}}^1$

素因数の和:270547

約数の個数: 24

約数和(自身を含む): 211711638600

約数和(自身を除く): 110901983380

約数列:

[1, 2, 4, 5, 10, 20, 20129, 40258, 80516, 100645, 201290, 250409, 402580, 500818, 1001636, 1252045, 2504090, 5008180, 5040482761, 10080965522, 20161931044, 25202413805, 50404827610, 100809655220]

約数ペア:

[(1, 100809655220), (2, 50404827610), (4, 25202413805), (5, 20161931044), (10, 10080965522), (20, 5040482761), (20129, 5008180), (40258, 2504090), (80516, 1252045), (100645, 1001636), (201290, 500818), (250409, 402580)]