84146800

素因数分解:

$2^4\times 5^2\times {\mathrm{211}}^1\times {\mathrm{997}}^1$

素因数の和:1226

約数の個数: 60

約数和(自身を含む): 203324536

約数和(自身を除く): 119177736

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 211, 400, 422, 844, 997, 1055, 1688, 1994, 2110, 3376, 3988, 4220, 4985, 5275, 7976, 8440, 9970, 10550, 15952, 16880, 19940, 21100, 24925, 39880, 42200, 49850, 79760, 84400, 99700, 199400, 210367, 398800, 420734, 841468, 1051835, 1682936, 2103670, 3365872, 4207340, 5259175, 8414680, 10518350, 16829360, 21036700, 42073400, 84146800]

約数ペア:

[(1, 84146800), (2, 42073400), (4, 21036700), (5, 16829360), (8, 10518350), (10, 8414680), (16, 5259175), (20, 4207340), (25, 3365872), (40, 2103670), (50, 1682936), (80, 1051835), (100, 841468), (200, 420734), (211, 398800), (400, 210367), (422, 199400), (844, 99700), (997, 84400), (1055, 79760), (1688, 49850), (1994, 42200), (2110, 39880), (3376, 24925), (3988, 21100), (4220, 19940), (4985, 16880), (5275, 15952), (7976, 10550), (8440, 9970)]