71812730

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{15923}}^1$

素因数の和:15982

約数の個数: 32

約数和(自身を含む): 144462528

約数和(自身を除く): 72649798

約数列:

[1, 2, 5, 10, 11, 22, 41, 55, 82, 110, 205, 410, 451, 902, 2255, 4510, 15923, 31846, 79615, 159230, 175153, 350306, 652843, 875765, 1305686, 1751530, 3264215, 6528430, 7181273, 14362546, 35906365, 71812730]

約数ペア:

[(1, 71812730), (2, 35906365), (5, 14362546), (10, 7181273), (11, 6528430), (22, 3264215), (41, 1751530), (55, 1305686), (82, 875765), (110, 652843), (205, 350306), (410, 175153), (451, 159230), (902, 79615), (2255, 31846), (4510, 15923)]