8140550

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{41}}^1$

素因数の和:102

約数の個数: 72

約数和(自身を含む): 17858232

約数和(自身を除く): 9717682

約数列:

[1, 2, 5, 10, 11, 19, 22, 25, 38, 41, 50, 55, 82, 95, 110, 190, 205, 209, 275, 361, 410, 418, 451, 475, 550, 722, 779, 902, 950, 1025, 1045, 1558, 1805, 2050, 2090, 2255, 3610, 3895, 3971, 4510, 5225, 7790, 7942, 8569, 9025, 10450, 11275, 14801, 17138, 18050, 19475, 19855, 22550, 29602, 38950, 39710, 42845, 74005, 85690, 99275, 148010, 162811, 198550, 214225, 325622, 370025, 428450, 740050, 814055, 1628110, 4070275, 8140550]

約数ペア:

[(1, 8140550), (2, 4070275), (5, 1628110), (10, 814055), (11, 740050), (19, 428450), (22, 370025), (25, 325622), (38, 214225), (41, 198550), (50, 162811), (55, 148010), (82, 99275), (95, 85690), (110, 74005), (190, 42845), (205, 39710), (209, 38950), (275, 29602), (361, 22550), (410, 19855), (418, 19475), (451, 18050), (475, 17138), (550, 14801), (722, 11275), (779, 10450), (902, 9025), (950, 8569), (1025, 7942), (1045, 7790), (1558, 5225), (1805, 4510), (2050, 3971), (2090, 3895), (2255, 3610)]