10198900

素因数分解:

$2^2\times 5^2\times {\mathrm{79}}^1\times {\mathrm{1291}}^1$

素因数の和:1384

約数の個数: 36

約数和(自身を含む): 22429120

約数和(自身を除く): 12230220

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 79, 100, 158, 316, 395, 790, 1291, 1580, 1975, 2582, 3950, 5164, 6455, 7900, 12910, 25820, 32275, 64550, 101989, 129100, 203978, 407956, 509945, 1019890, 2039780, 2549725, 5099450, 10198900]

約数ペア:

[(1, 10198900), (2, 5099450), (4, 2549725), (5, 2039780), (10, 1019890), (20, 509945), (25, 407956), (50, 203978), (79, 129100), (100, 101989), (158, 64550), (316, 32275), (395, 25820), (790, 12910), (1291, 7900), (1580, 6455), (1975, 5164), (2582, 3950)]