19903060850

素因数分解:

$2^1\times 5^2\times {\mathrm{53}}^1\times {\mathrm{151}}^1\times {\mathrm{49739}}^1$

素因数の和:49955

約数の個数: 48

約数和(自身を含む): 37968730560

約数和(自身を除く): 18065669710

約数列:

[1, 2, 5, 10, 25, 50, 53, 106, 151, 265, 302, 530, 755, 1325, 1510, 2650, 3775, 7550, 8003, 16006, 40015, 49739, 80030, 99478, 200075, 248695, 400150, 497390, 1243475, 2486950, 2636167, 5272334, 7510589, 13180835, 15021178, 26361670, 37552945, 65904175, 75105890, 131808350, 187764725, 375529450, 398061217, 796122434, 1990306085, 3980612170, 9951530425, 19903060850]

約数ペア:

[(1, 19903060850), (2, 9951530425), (5, 3980612170), (10, 1990306085), (25, 796122434), (50, 398061217), (53, 375529450), (106, 187764725), (151, 131808350), (265, 75105890), (302, 65904175), (530, 37552945), (755, 26361670), (1325, 15021178), (1510, 13180835), (2650, 7510589), (3775, 5272334), (7550, 2636167), (8003, 2486950), (16006, 1243475), (40015, 497390), (49739, 400150), (80030, 248695), (99478, 200075)]