85868678

素因数分解:

$2^1\times 7^3\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1$

素因数の和:178

約数の個数: 64

約数和(自身を含む): 159667200

約数和(自身を除く): 73798522

約数列:

[1, 2, 7, 14, 41, 43, 49, 71, 82, 86, 98, 142, 287, 301, 343, 497, 574, 602, 686, 994, 1763, 2009, 2107, 2911, 3053, 3479, 3526, 4018, 4214, 5822, 6106, 6958, 12341, 14063, 14749, 20377, 21371, 24353, 24682, 28126, 29498, 40754, 42742, 48706, 86387, 125173, 142639, 149597, 172774, 250346, 285278, 299194, 604709, 876211, 998473, 1047179, 1209418, 1752422, 1996946, 2094358, 6133477, 12266954, 42934339, 85868678]

約数ペア:

[(1, 85868678), (2, 42934339), (7, 12266954), (14, 6133477), (41, 2094358), (43, 1996946), (49, 1752422), (71, 1209418), (82, 1047179), (86, 998473), (98, 876211), (142, 604709), (287, 299194), (301, 285278), (343, 250346), (497, 172774), (574, 149597), (602, 142639), (686, 125173), (994, 86387), (1763, 48706), (2009, 42742), (2107, 40754), (2911, 29498), (3053, 28126), (3479, 24682), (3526, 24353), (4018, 21371), (4214, 20377), (5822, 14749), (6106, 14063), (6958, 12341)]