66507200

素因数分解:

$2^6\times 5^2\times {\mathrm{197}}^1\times {\mathrm{211}}^1$

素因数の和:430

約数の個数: 84

約数和(自身を含む): 165259512

約数和(自身を除く): 98752312

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 160, 197, 200, 211, 320, 394, 400, 422, 788, 800, 844, 985, 1055, 1576, 1600, 1688, 1970, 2110, 3152, 3376, 3940, 4220, 4925, 5275, 6304, 6752, 7880, 8440, 9850, 10550, 12608, 13504, 15760, 16880, 19700, 21100, 31520, 33760, 39400, 41567, 42200, 63040, 67520, 78800, 83134, 84400, 157600, 166268, 168800, 207835, 315200, 332536, 337600, 415670, 665072, 831340, 1039175, 1330144, 1662680, 2078350, 2660288, 3325360, 4156700, 6650720, 8313400, 13301440, 16626800, 33253600, 66507200]

約数ペア:

[(1, 66507200), (2, 33253600), (4, 16626800), (5, 13301440), (8, 8313400), (10, 6650720), (16, 4156700), (20, 3325360), (25, 2660288), (32, 2078350), (40, 1662680), (50, 1330144), (64, 1039175), (80, 831340), (100, 665072), (160, 415670), (197, 337600), (200, 332536), (211, 315200), (320, 207835), (394, 168800), (400, 166268), (422, 157600), (788, 84400), (800, 83134), (844, 78800), (985, 67520), (1055, 63040), (1576, 42200), (1600, 41567), (1688, 39400), (1970, 33760), (2110, 31520), (3152, 21100), (3376, 19700), (3940, 16880), (4220, 15760), (4925, 13504), (5275, 12608), (6304, 10550), (6752, 9850), (7880, 8440)]