82725640

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{557}}^1$

素因数の和:694

約数の個数: 64

約数和(自身を含む): 192844800

約数和(自身を除く): 110119160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 79, 94, 158, 188, 235, 316, 376, 395, 470, 557, 632, 790, 940, 1114, 1580, 1880, 2228, 2785, 3160, 3713, 4456, 5570, 7426, 11140, 14852, 18565, 22280, 26179, 29704, 37130, 44003, 52358, 74260, 88006, 104716, 130895, 148520, 176012, 209432, 220015, 261790, 352024, 440030, 523580, 880060, 1047160, 1760120, 2068141, 4136282, 8272564, 10340705, 16545128, 20681410, 41362820, 82725640]

約数ペア:

[(1, 82725640), (2, 41362820), (4, 20681410), (5, 16545128), (8, 10340705), (10, 8272564), (20, 4136282), (40, 2068141), (47, 1760120), (79, 1047160), (94, 880060), (158, 523580), (188, 440030), (235, 352024), (316, 261790), (376, 220015), (395, 209432), (470, 176012), (557, 148520), (632, 130895), (790, 104716), (940, 88006), (1114, 74260), (1580, 52358), (1880, 44003), (2228, 37130), (2785, 29704), (3160, 26179), (3713, 22280), (4456, 18565), (5570, 14852), (7426, 11140)]