2019900925

素因数分解:

$5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{9067}}^1$

素因数の和:9170

約数の個数: 48

約数和(自身を含む): 3058455040

約数和(自身を除く): 1038554115

約数列:

[1, 5, 7, 19, 25, 35, 67, 95, 133, 175, 335, 469, 475, 665, 1273, 1675, 2345, 3325, 6365, 8911, 9067, 11725, 31825, 44555, 45335, 63469, 172273, 222775, 226675, 317345, 607489, 861365, 1205911, 1586725, 3037445, 4252423, 4306825, 6029555, 11542291, 15187225, 21262115, 30147775, 57711455, 80796037, 106310575, 288557275, 403980185, 2019900925]

約数ペア:

[(1, 2019900925), (5, 403980185), (7, 288557275), (19, 106310575), (25, 80796037), (35, 57711455), (67, 30147775), (95, 21262115), (133, 15187225), (175, 11542291), (335, 6029555), (469, 4306825), (475, 4252423), (665, 3037445), (1273, 1586725), (1675, 1205911), (2345, 861365), (3325, 607489), (6365, 317345), (8911, 226675), (9067, 222775), (11725, 172273), (31825, 63469), (44555, 45335)]