81502321828

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{241}}^1\times {\mathrm{641}}^1\times {\mathrm{3217}}^1$

素因数の和:4144

約数の個数: 48

約数和(自身を含む): 146988637488

約数和(自身を除く): 65486315660

約数列:

[1, 2, 4, 41, 82, 164, 241, 482, 641, 964, 1282, 2564, 3217, 6434, 9881, 12868, 19762, 26281, 39524, 52562, 105124, 131897, 154481, 263794, 308962, 527588, 617924, 775297, 1550594, 2062097, 3101188, 4124194, 6333721, 8248388, 12667442, 25334884, 31787177, 63574354, 84545977, 127148708, 169091954, 338183908, 496965377, 993930754, 1987861508, 20375580457, 40751160914, 81502321828]

約数ペア:

[(1, 81502321828), (2, 40751160914), (4, 20375580457), (41, 1987861508), (82, 993930754), (164, 496965377), (241, 338183908), (482, 169091954), (641, 127148708), (964, 84545977), (1282, 63574354), (2564, 31787177), (3217, 25334884), (6434, 12667442), (9881, 8248388), (12868, 6333721), (19762, 4124194), (26281, 3101188), (39524, 2062097), (52562, 1550594), (105124, 775297), (131897, 617924), (154481, 527588), (263794, 308962)]