243650420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{9661}}^1$

素因数の和:9780

約数の個数: 48

約数和(自身を含む): 556763088

約数和(自身を除く): 313112668

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 97, 130, 194, 260, 388, 485, 970, 1261, 1940, 2522, 5044, 6305, 9661, 12610, 19322, 25220, 38644, 48305, 96610, 125593, 193220, 251186, 502372, 627965, 937117, 1255930, 1874234, 2511860, 3748468, 4685585, 9371170, 12182521, 18742340, 24365042, 48730084, 60912605, 121825210, 243650420]

約数ペア:

[(1, 243650420), (2, 121825210), (4, 60912605), (5, 48730084), (10, 24365042), (13, 18742340), (20, 12182521), (26, 9371170), (52, 4685585), (65, 3748468), (97, 2511860), (130, 1874234), (194, 1255930), (260, 937117), (388, 627965), (485, 502372), (970, 251186), (1261, 193220), (1940, 125593), (2522, 96610), (5044, 48305), (6305, 38644), (9661, 25220), (12610, 19322)]