81557164

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{54083}}^1$

素因数の和:54129

約数の個数: 24

約数和(自身を含む): 159006960

約数和(自身を除く): 77449796

約数列:

[1, 2, 4, 13, 26, 29, 52, 58, 116, 377, 754, 1508, 54083, 108166, 216332, 703079, 1406158, 1568407, 2812316, 3136814, 6273628, 20389291, 40778582, 81557164]

約数ペア:

[(1, 81557164), (2, 40778582), (4, 20389291), (13, 6273628), (26, 3136814), (29, 2812316), (52, 1568407), (58, 1406158), (116, 703079), (377, 216332), (754, 108166), (1508, 54083)]