161837841220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{1631101}}^1$

素因数の和:1631173

約数の個数: 72

約数和(自身を含む): 382676102424

約数和(自身を除く): 220838261204

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 41, 44, 55, 82, 110, 121, 164, 205, 220, 242, 410, 451, 484, 605, 820, 902, 1210, 1804, 2255, 2420, 4510, 4961, 9020, 9922, 19844, 24805, 49610, 99220, 1631101, 3262202, 6524404, 8155505, 16311010, 17942111, 32622020, 35884222, 66875141, 71768444, 89710555, 133750282, 179421110, 197363221, 267500564, 334375705, 358842220, 394726442, 668751410, 735626551, 789452884, 986816105, 1337502820, 1471253102, 1973632210, 2942506204, 3678132755, 3947264420, 7356265510, 8091892061, 14712531020, 16183784122, 32367568244, 40459460305, 80918920610, 161837841220]

約数ペア:

[(1, 161837841220), (2, 80918920610), (4, 40459460305), (5, 32367568244), (10, 16183784122), (11, 14712531020), (20, 8091892061), (22, 7356265510), (41, 3947264420), (44, 3678132755), (55, 2942506204), (82, 1973632210), (110, 1471253102), (121, 1337502820), (164, 986816105), (205, 789452884), (220, 735626551), (242, 668751410), (410, 394726442), (451, 358842220), (484, 334375705), (605, 267500564), (820, 197363221), (902, 179421110), (1210, 133750282), (1804, 89710555), (2255, 71768444), (2420, 66875141), (4510, 35884222), (4961, 32622020), (9020, 17942111), (9922, 16311010), (19844, 8155505), (24805, 6524404), (49610, 3262202), (99220, 1631101)]