100197020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{65063}}^1$

素因数の和:65090

約数の個数: 48

約数和(自身を含む): 262338048

約数和(自身を除く): 162141028

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 65063, 130126, 260252, 325315, 455441, 650630, 715693, 910882, 1301260, 1431386, 1821764, 2277205, 2862772, 3578465, 4554410, 5009851, 7156930, 9108820, 10019702, 14313860, 20039404, 25049255, 50098510, 100197020]

約数ペア:

[(1, 100197020), (2, 50098510), (4, 25049255), (5, 20039404), (7, 14313860), (10, 10019702), (11, 9108820), (14, 7156930), (20, 5009851), (22, 4554410), (28, 3578465), (35, 2862772), (44, 2277205), (55, 1821764), (70, 1431386), (77, 1301260), (110, 910882), (140, 715693), (154, 650630), (220, 455441), (308, 325315), (385, 260252), (770, 130126), (1540, 65063)]