78420628

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{2917}}^1$

素因数の和:2992

約数の個数: 48

約数和(自身を含む): 164715264

約数和(自身を除く): 86294636

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 47, 52, 94, 143, 188, 286, 517, 572, 611, 1034, 1222, 2068, 2444, 2917, 5834, 6721, 11668, 13442, 26884, 32087, 37921, 64174, 75842, 128348, 137099, 151684, 274198, 417131, 548396, 834262, 1508089, 1668524, 1782287, 3016178, 3564574, 6032356, 7129148, 19605157, 39210314, 78420628]

約数ペア:

[(1, 78420628), (2, 39210314), (4, 19605157), (11, 7129148), (13, 6032356), (22, 3564574), (26, 3016178), (44, 1782287), (47, 1668524), (52, 1508089), (94, 834262), (143, 548396), (188, 417131), (286, 274198), (517, 151684), (572, 137099), (611, 128348), (1034, 75842), (1222, 64174), (2068, 37921), (2444, 32087), (2917, 26884), (5834, 13442), (6721, 11668)]