649856090

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{193}}^1\times {\mathrm{439}}^1$

素因数の和:711

約数の個数: 64

約数和(自身を含む): 1290643200

約数和(自身を除く): 640787110

約数列:

[1, 2, 5, 10, 13, 26, 59, 65, 118, 130, 193, 295, 386, 439, 590, 767, 878, 965, 1534, 1930, 2195, 2509, 3835, 4390, 5018, 5707, 7670, 11387, 11414, 12545, 22774, 25090, 25901, 28535, 51802, 56935, 57070, 84727, 113870, 129505, 148031, 169454, 259010, 296062, 336713, 423635, 673426, 740155, 847270, 1101451, 1480310, 1683565, 2202902, 3367130, 4998893, 5507255, 9997786, 11014510, 24994465, 49988930, 64985609, 129971218, 324928045, 649856090]

約数ペア:

[(1, 649856090), (2, 324928045), (5, 129971218), (10, 64985609), (13, 49988930), (26, 24994465), (59, 11014510), (65, 9997786), (118, 5507255), (130, 4998893), (193, 3367130), (295, 2202902), (386, 1683565), (439, 1480310), (590, 1101451), (767, 847270), (878, 740155), (965, 673426), (1534, 423635), (1930, 336713), (2195, 296062), (2509, 259010), (3835, 169454), (4390, 148031), (5018, 129505), (5707, 113870), (7670, 84727), (11387, 57070), (11414, 56935), (12545, 51802), (22774, 28535), (25090, 25901)]