1991553025

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{367}}^1\times {\mathrm{2819}}^1$

素因数の和:3214

約数の個数: 48

約数和(自身を含む): 3088373760

約数和(自身を除く): 1096820735

約数列:

[1, 5, 7, 11, 25, 35, 55, 77, 175, 275, 367, 385, 1835, 1925, 2569, 2819, 4037, 9175, 12845, 14095, 19733, 20185, 28259, 31009, 64225, 70475, 98665, 100925, 141295, 155045, 217063, 493325, 706475, 775225, 1034573, 1085315, 5172865, 5426575, 7242011, 11380303, 25864325, 36210055, 56901515, 79662121, 181050275, 284507575, 398310605, 1991553025]

約数ペア:

[(1, 1991553025), (5, 398310605), (7, 284507575), (11, 181050275), (25, 79662121), (35, 56901515), (55, 36210055), (77, 25864325), (175, 11380303), (275, 7242011), (367, 5426575), (385, 5172865), (1835, 1085315), (1925, 1034573), (2569, 775225), (2819, 706475), (4037, 493325), (9175, 217063), (12845, 155045), (14095, 141295), (19733, 100925), (20185, 98665), (28259, 70475), (31009, 64225)]