87190810

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{65557}}^1$

素因数の和:65590

約数の個数: 32

約数和(自身を含む): 188807040

約数和(自身を除く): 101616230

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 133, 190, 266, 665, 1330, 65557, 131114, 327785, 458899, 655570, 917798, 1245583, 2294495, 2491166, 4588990, 6227915, 8719081, 12455830, 17438162, 43595405, 87190810]

約数ペア:

[(1, 87190810), (2, 43595405), (5, 17438162), (7, 12455830), (10, 8719081), (14, 6227915), (19, 4588990), (35, 2491166), (38, 2294495), (70, 1245583), (95, 917798), (133, 655570), (190, 458899), (266, 327785), (665, 131114), (1330, 65557)]