64233940

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{311}}^1\times {\mathrm{449}}^1$

素因数の和:792

約数の個数: 48

約数和(自身を含む): 141523200

約数和(自身を除く): 77289260

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 311, 449, 460, 622, 898, 1244, 1555, 1796, 2245, 3110, 4490, 6220, 7153, 8980, 10327, 14306, 20654, 28612, 35765, 41308, 51635, 71530, 103270, 139639, 143060, 206540, 279278, 558556, 698195, 1396390, 2792780, 3211697, 6423394, 12846788, 16058485, 32116970, 64233940]

約数ペア:

[(1, 64233940), (2, 32116970), (4, 16058485), (5, 12846788), (10, 6423394), (20, 3211697), (23, 2792780), (46, 1396390), (92, 698195), (115, 558556), (230, 279278), (311, 206540), (449, 143060), (460, 139639), (622, 103270), (898, 71530), (1244, 51635), (1555, 41308), (1796, 35765), (2245, 28612), (3110, 20654), (4490, 14306), (6220, 10327), (7153, 8980)]