201656300320

素因数分解:

$2^5\times 5^1\times {\mathrm{1979}}^1\times {\mathrm{636863}}^1$

素因数の和:638857

約数の個数: 48

約数和(自身を含む): 476654492160

約数和(自身を除く): 274998191840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 1979, 3958, 7916, 9895, 15832, 19790, 31664, 39580, 63328, 79160, 158320, 316640, 636863, 1273726, 2547452, 3184315, 5094904, 6368630, 10189808, 12737260, 20379616, 25474520, 50949040, 101898080, 1260351877, 2520703754, 5041407508, 6301759385, 10082815016, 12603518770, 20165630032, 25207037540, 40331260064, 50414075080, 100828150160, 201656300320]

約数ペア:

[(1, 201656300320), (2, 100828150160), (4, 50414075080), (5, 40331260064), (8, 25207037540), (10, 20165630032), (16, 12603518770), (20, 10082815016), (32, 6301759385), (40, 5041407508), (80, 2520703754), (160, 1260351877), (1979, 101898080), (3958, 50949040), (7916, 25474520), (9895, 20379616), (15832, 12737260), (19790, 10189808), (31664, 6368630), (39580, 5094904), (63328, 3184315), (79160, 2547452), (158320, 1273726), (316640, 636863)]