87574865

素因数分解:

$5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1\times {\mathrm{383}}^1$

素因数の和:581

約数の個数: 32

約数和(自身を含む): 123863040

約数和(自身を除く): 36288175

約数列:

[1, 5, 7, 35, 47, 139, 235, 329, 383, 695, 973, 1645, 1915, 2681, 4865, 6533, 13405, 18001, 32665, 45731, 53237, 90005, 126007, 228655, 266185, 372659, 630035, 1863295, 2502139, 12510695, 17514973, 87574865]

約数ペア:

[(1, 87574865), (5, 17514973), (7, 12510695), (35, 2502139), (47, 1863295), (139, 630035), (235, 372659), (329, 266185), (383, 228655), (695, 126007), (973, 90005), (1645, 53237), (1915, 45731), (2681, 32665), (4865, 18001), (6533, 13405)]