148657840

素因数分解:

$2^4\times 5^1\times {\mathrm{103}}^1\times {\mathrm{18041}}^1$

素因数の和:18157

約数の個数: 40

約数和(自身を含む): 349004448

約数和(自身を除く): 200346608

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 103, 206, 412, 515, 824, 1030, 1648, 2060, 4120, 8240, 18041, 36082, 72164, 90205, 144328, 180410, 288656, 360820, 721640, 1443280, 1858223, 3716446, 7432892, 9291115, 14865784, 18582230, 29731568, 37164460, 74328920, 148657840]

約数ペア:

[(1, 148657840), (2, 74328920), (4, 37164460), (5, 29731568), (8, 18582230), (10, 14865784), (16, 9291115), (20, 7432892), (40, 3716446), (80, 1858223), (103, 1443280), (206, 721640), (412, 360820), (515, 288656), (824, 180410), (1030, 144328), (1648, 90205), (2060, 72164), (4120, 36082), (8240, 18041)]