85155455

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^2\times {\mathrm{263}}^1$

素因数の和:344

約数の個数: 48

約数和(自身を含む): 132447744

約数和(自身を除く): 47292289

約数列:

[1, 5, 7, 11, 29, 35, 55, 77, 145, 203, 263, 319, 385, 841, 1015, 1315, 1595, 1841, 2233, 2893, 4205, 5887, 7627, 9205, 9251, 11165, 14465, 20251, 29435, 38135, 46255, 53389, 64757, 83897, 101255, 221183, 266945, 323785, 419485, 587279, 1105915, 1548281, 2433013, 2936395, 7741405, 12165065, 17031091, 85155455]

約数ペア:

[(1, 85155455), (5, 17031091), (7, 12165065), (11, 7741405), (29, 2936395), (35, 2433013), (55, 1548281), (77, 1105915), (145, 587279), (203, 419485), (263, 323785), (319, 266945), (385, 221183), (841, 101255), (1015, 83897), (1315, 64757), (1595, 53389), (1841, 46255), (2233, 38135), (2893, 29435), (4205, 20251), (5887, 14465), (7627, 11165), (9205, 9251)]