156667120

素因数分解:

$2^4\times 5^1\times {\mathrm{103}}^1\times {\mathrm{19013}}^1$

素因数の和:19129

約数の個数: 40

約数和(自身を含む): 367806816

約数和(自身を除く): 211139696

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 103, 206, 412, 515, 824, 1030, 1648, 2060, 4120, 8240, 19013, 38026, 76052, 95065, 152104, 190130, 304208, 380260, 760520, 1521040, 1958339, 3916678, 7833356, 9791695, 15666712, 19583390, 31333424, 39166780, 78333560, 156667120]

約数ペア:

[(1, 156667120), (2, 78333560), (4, 39166780), (5, 31333424), (8, 19583390), (10, 15666712), (16, 9791695), (20, 7833356), (40, 3916678), (80, 1958339), (103, 1521040), (206, 760520), (412, 380260), (515, 304208), (824, 190130), (1030, 152104), (1648, 95065), (2060, 76052), (4120, 38026), (8240, 19013)]