200520050

素因数分解:

$2^1\times 5^2\times {\mathrm{73}}^1\times {\mathrm{137}}^1\times {\mathrm{401}}^1$

素因数の和:623

約数の個数: 48

約数和(自身を含む): 381785832

約数和(自身を除く): 181265782

約数列:

[1, 2, 5, 10, 25, 50, 73, 137, 146, 274, 365, 401, 685, 730, 802, 1370, 1825, 2005, 3425, 3650, 4010, 6850, 10001, 10025, 20002, 20050, 29273, 50005, 54937, 58546, 100010, 109874, 146365, 250025, 274685, 292730, 500050, 549370, 731825, 1373425, 1463650, 2746850, 4010401, 8020802, 20052005, 40104010, 100260025, 200520050]

約数ペア:

[(1, 200520050), (2, 100260025), (5, 40104010), (10, 20052005), (25, 8020802), (50, 4010401), (73, 2746850), (137, 1463650), (146, 1373425), (274, 731825), (365, 549370), (401, 500050), (685, 292730), (730, 274685), (802, 250025), (1370, 146365), (1825, 109874), (2005, 100010), (3425, 58546), (3650, 54937), (4010, 50005), (6850, 29273), (10001, 20050), (10025, 20002)]