52575940

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{661}}^1$

素因数の和:808

約数の個数: 48

約数和(自身を含む): 114441264

約数和(自身を除く): 61865324

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 97, 164, 194, 205, 388, 410, 485, 661, 820, 970, 1322, 1940, 2644, 3305, 3977, 6610, 7954, 13220, 15908, 19885, 27101, 39770, 54202, 64117, 79540, 108404, 128234, 135505, 256468, 271010, 320585, 542020, 641170, 1282340, 2628797, 5257594, 10515188, 13143985, 26287970, 52575940]

約数ペア:

[(1, 52575940), (2, 26287970), (4, 13143985), (5, 10515188), (10, 5257594), (20, 2628797), (41, 1282340), (82, 641170), (97, 542020), (164, 320585), (194, 271010), (205, 256468), (388, 135505), (410, 128234), (485, 108404), (661, 79540), (820, 64117), (970, 54202), (1322, 39770), (1940, 27101), (2644, 19885), (3305, 15908), (3977, 13220), (6610, 7954)]