2051220825

素因数分解:

$3^2\times 5^2\times {\mathrm{89}}^1\times {\mathrm{102433}}^1$

素因数の和:102538

約数の個数: 36

約数和(自身を含む): 3715281180

約数和(自身を除く): 1664060355

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 89, 225, 267, 445, 801, 1335, 2225, 4005, 6675, 20025, 102433, 307299, 512165, 921897, 1536495, 2560825, 4609485, 7682475, 9116537, 23047425, 27349611, 45582685, 82048833, 136748055, 227913425, 410244165, 683740275, 2051220825]

約数ペア:

[(1, 2051220825), (3, 683740275), (5, 410244165), (9, 227913425), (15, 136748055), (25, 82048833), (45, 45582685), (75, 27349611), (89, 23047425), (225, 9116537), (267, 7682475), (445, 4609485), (801, 2560825), (1335, 1536495), (2225, 921897), (4005, 512165), (6675, 307299), (20025, 102433)]