84273400

素因数分解:

$2^3\times 5^2\times {\mathrm{211}}^1\times {\mathrm{1997}}^1$

素因数の和:2224

約数の個数: 48

約数和(自身を含む): 196962840

約数和(自身を除く): 112689440

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 211, 422, 844, 1055, 1688, 1997, 2110, 3994, 4220, 5275, 7988, 8440, 9985, 10550, 15976, 19970, 21100, 39940, 42200, 49925, 79880, 99850, 199700, 399400, 421367, 842734, 1685468, 2106835, 3370936, 4213670, 8427340, 10534175, 16854680, 21068350, 42136700, 84273400]

約数ペア:

[(1, 84273400), (2, 42136700), (4, 21068350), (5, 16854680), (8, 10534175), (10, 8427340), (20, 4213670), (25, 3370936), (40, 2106835), (50, 1685468), (100, 842734), (200, 421367), (211, 399400), (422, 199700), (844, 99850), (1055, 79880), (1688, 49925), (1997, 42200), (2110, 39940), (3994, 21100), (4220, 19970), (5275, 15976), (7988, 10550), (8440, 9985)]