201637257980

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{971}}^1\times {\mathrm{146239}}^1$

素因数の和:147290

約数の個数: 48

約数和(自身を含む): 429847326720

約数和(自身を除く): 228210068740

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 971, 1420, 1942, 3884, 4855, 9710, 19420, 68941, 137882, 146239, 275764, 292478, 344705, 584956, 689410, 731195, 1378820, 1462390, 2924780, 10382969, 20765938, 41531876, 51914845, 103829690, 141998069, 207659380, 283996138, 567992276, 709990345, 1419980690, 2839961380, 10081862899, 20163725798, 40327451596, 50409314495, 100818628990, 201637257980]

約数ペア:

[(1, 201637257980), (2, 100818628990), (4, 50409314495), (5, 40327451596), (10, 20163725798), (20, 10081862899), (71, 2839961380), (142, 1419980690), (284, 709990345), (355, 567992276), (710, 283996138), (971, 207659380), (1420, 141998069), (1942, 103829690), (3884, 51914845), (4855, 41531876), (9710, 20765938), (19420, 10382969), (68941, 2924780), (137882, 1462390), (146239, 1378820), (275764, 731195), (292478, 689410), (344705, 584956)]