28017100

素因数分解:

$2^2\times 5^2\times {\mathrm{503}}^1\times {\mathrm{557}}^1$

素因数の和:1074

約数の個数: 36

約数和(自身を含む): 61027344

約数和(自身を除く): 33010244

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 503, 557, 1006, 1114, 2012, 2228, 2515, 2785, 5030, 5570, 10060, 11140, 12575, 13925, 25150, 27850, 50300, 55700, 280171, 560342, 1120684, 1400855, 2801710, 5603420, 7004275, 14008550, 28017100]

約数ペア:

[(1, 28017100), (2, 14008550), (4, 7004275), (5, 5603420), (10, 2801710), (20, 1400855), (25, 1120684), (50, 560342), (100, 280171), (503, 55700), (557, 50300), (1006, 27850), (1114, 25150), (2012, 13925), (2228, 12575), (2515, 11140), (2785, 10060), (5030, 5570)]