68105884

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1019}}^1$

素因数の和:1079

約数の個数: 72

約数和(自身を含む): 156280320

約数和(自身を除く): 88174436

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 31, 44, 49, 62, 77, 98, 124, 154, 196, 217, 308, 341, 434, 539, 682, 868, 1019, 1078, 1364, 1519, 2038, 2156, 2387, 3038, 4076, 4774, 6076, 7133, 9548, 11209, 14266, 16709, 22418, 28532, 31589, 33418, 44836, 49931, 63178, 66836, 78463, 99862, 126356, 156926, 199724, 221123, 313852, 347479, 442246, 549241, 694958, 884492, 1098482, 1389916, 1547861, 2196964, 2432353, 3095722, 4864706, 6191444, 9729412, 17026471, 34052942, 68105884]

約数ペア:

[(1, 68105884), (2, 34052942), (4, 17026471), (7, 9729412), (11, 6191444), (14, 4864706), (22, 3095722), (28, 2432353), (31, 2196964), (44, 1547861), (49, 1389916), (62, 1098482), (77, 884492), (98, 694958), (124, 549241), (154, 442246), (196, 347479), (217, 313852), (308, 221123), (341, 199724), (434, 156926), (539, 126356), (682, 99862), (868, 78463), (1019, 66836), (1078, 63178), (1364, 49931), (1519, 44836), (2038, 33418), (2156, 31589), (2387, 28532), (3038, 22418), (4076, 16709), (4774, 14266), (6076, 11209), (7133, 9548)]