201864905

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{163}}^1$

素因数の和:302

約数の個数: 48

約数和(自身を含む): 282683520

約数和(自身を除く): 80818615

約数列:

[1, 5, 11, 23, 55, 89, 115, 121, 163, 253, 445, 605, 815, 979, 1265, 1793, 2047, 2783, 3749, 4895, 8965, 10235, 10769, 13915, 14507, 18745, 19723, 22517, 41239, 53845, 72535, 98615, 112585, 159577, 206195, 247687, 333661, 453629, 797885, 1238435, 1668305, 1755347, 2268145, 3670271, 8776735, 18351355, 40372981, 201864905]

約数ペア:

[(1, 201864905), (5, 40372981), (11, 18351355), (23, 8776735), (55, 3670271), (89, 2268145), (115, 1755347), (121, 1668305), (163, 1238435), (253, 797885), (445, 453629), (605, 333661), (815, 247687), (979, 206195), (1265, 159577), (1793, 112585), (2047, 98615), (2783, 72535), (3749, 53845), (4895, 41239), (8965, 22517), (10235, 19723), (10769, 18745), (13915, 14507)]