81670864

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{14969}}^1$

素因数の和:15019

約数の個数: 40

約数和(自身を含む): 178202880

約数和(自身を除く): 96532016

約数列:

[1, 2, 4, 8, 11, 16, 22, 31, 44, 62, 88, 124, 176, 248, 341, 496, 682, 1364, 2728, 5456, 14969, 29938, 59876, 119752, 164659, 239504, 329318, 464039, 658636, 928078, 1317272, 1856156, 2634544, 3712312, 5104429, 7424624, 10208858, 20417716, 40835432, 81670864]

約数ペア:

[(1, 81670864), (2, 40835432), (4, 20417716), (8, 10208858), (11, 7424624), (16, 5104429), (22, 3712312), (31, 2634544), (44, 1856156), (62, 1317272), (88, 928078), (124, 658636), (176, 464039), (248, 329318), (341, 239504), (496, 164659), (682, 119752), (1364, 59876), (2728, 29938), (5456, 14969)]