210005675

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{1549}}^1$

素因数の和:1616

約数の個数: 48

約数和(自身を含む): 311364000

約数和(自身を除く): 101358325

約数列:

[1, 5, 11, 17, 25, 29, 55, 85, 145, 187, 275, 319, 425, 493, 725, 935, 1549, 1595, 2465, 4675, 5423, 7745, 7975, 12325, 17039, 26333, 27115, 38725, 44921, 85195, 131665, 135575, 224605, 289663, 425975, 494131, 658325, 763657, 1123025, 1448315, 2470655, 3818285, 7241575, 8400227, 12353275, 19091425, 42001135, 210005675]

約数ペア:

[(1, 210005675), (5, 42001135), (11, 19091425), (17, 12353275), (25, 8400227), (29, 7241575), (55, 3818285), (85, 2470655), (145, 1448315), (187, 1123025), (275, 763657), (319, 658325), (425, 494131), (493, 425975), (725, 289663), (935, 224605), (1549, 135575), (1595, 131665), (2465, 85195), (4675, 44921), (5423, 38725), (7745, 27115), (7975, 26333), (12325, 17039)]