81388208

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{9839}}^1$

素因数の和:9905

約数の個数: 40

約数和(自身を含む): 175703040

約数和(自身を除く): 94314832

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 47, 88, 94, 176, 188, 376, 517, 752, 1034, 2068, 4136, 8272, 9839, 19678, 39356, 78712, 108229, 157424, 216458, 432916, 462433, 865832, 924866, 1731664, 1849732, 3699464, 5086763, 7398928, 10173526, 20347052, 40694104, 81388208]

約数ペア:

[(1, 81388208), (2, 40694104), (4, 20347052), (8, 10173526), (11, 7398928), (16, 5086763), (22, 3699464), (44, 1849732), (47, 1731664), (88, 924866), (94, 865832), (176, 462433), (188, 432916), (376, 216458), (517, 157424), (752, 108229), (1034, 78712), (2068, 39356), (4136, 19678), (8272, 9839)]