265218910

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{1123}}^1$

素因数の和:1273

約数の個数: 64

約数和(自身を含む): 553547520

約数和(自身を除く): 288328610

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 113, 190, 209, 226, 418, 565, 1045, 1123, 1130, 1243, 2090, 2147, 2246, 2486, 4294, 5615, 6215, 10735, 11230, 12353, 12430, 21337, 21470, 23617, 24706, 42674, 47234, 61765, 106685, 118085, 123530, 126899, 213370, 234707, 236170, 253798, 469414, 634495, 1173535, 1268990, 1395889, 2347070, 2411081, 2791778, 4822162, 6979445, 12055405, 13958890, 24110810, 26521891, 53043782, 132609455, 265218910]

約数ペア:

[(1, 265218910), (2, 132609455), (5, 53043782), (10, 26521891), (11, 24110810), (19, 13958890), (22, 12055405), (38, 6979445), (55, 4822162), (95, 2791778), (110, 2411081), (113, 2347070), (190, 1395889), (209, 1268990), (226, 1173535), (418, 634495), (565, 469414), (1045, 253798), (1123, 236170), (1130, 234707), (1243, 213370), (2090, 126899), (2147, 123530), (2246, 118085), (2486, 106685), (4294, 61765), (5615, 47234), (6215, 42674), (10735, 24706), (11230, 23617), (12353, 21470), (12430, 21337)]