51669160

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1\times {\mathrm{197}}^1$

素因数の和:370

約数の個数: 64

約数和(自身を含む): 119750400

約数和(自身を除く): 68081240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 83, 158, 166, 197, 316, 332, 394, 395, 415, 632, 664, 788, 790, 830, 985, 1576, 1580, 1660, 1970, 3160, 3320, 3940, 6557, 7880, 13114, 15563, 16351, 26228, 31126, 32702, 32785, 52456, 62252, 65404, 65570, 77815, 81755, 124504, 130808, 131140, 155630, 163510, 262280, 311260, 327020, 622520, 654040, 1291729, 2583458, 5166916, 6458645, 10333832, 12917290, 25834580, 51669160]

約数ペア:

[(1, 51669160), (2, 25834580), (4, 12917290), (5, 10333832), (8, 6458645), (10, 5166916), (20, 2583458), (40, 1291729), (79, 654040), (83, 622520), (158, 327020), (166, 311260), (197, 262280), (316, 163510), (332, 155630), (394, 131140), (395, 130808), (415, 124504), (632, 81755), (664, 77815), (788, 65570), (790, 65404), (830, 62252), (985, 52456), (1576, 32785), (1580, 32702), (1660, 31126), (1970, 26228), (3160, 16351), (3320, 15563), (3940, 13114), (6557, 7880)]