68156917325

素因数分解:

$5^2\times 7^1\times {\mathrm{19}}^2\times {\mathrm{311}}^1\times {\mathrm{3469}}^1$

素因数の和:3835

約数の個数: 72

約数和(自身を含む): 102296488320

約数和(自身を除く): 34139570995

約数列:

[1, 5, 7, 19, 25, 35, 95, 133, 175, 311, 361, 475, 665, 1555, 1805, 2177, 2527, 3325, 3469, 5909, 7775, 9025, 10885, 12635, 17345, 24283, 29545, 41363, 54425, 63175, 65911, 86725, 112271, 121415, 147725, 206815, 329555, 461377, 561355, 607075, 785897, 1034075, 1078859, 1252309, 1647775, 2306885, 2806775, 3929485, 5394295, 6261545, 7552013, 8766163, 11534425, 19647425, 20498321, 26971475, 31307725, 37760065, 43830815, 102491605, 143488247, 188800325, 219154075, 389468099, 512458025, 717441235, 1947340495, 2726276693, 3587206175, 9736702475, 13631383465, 68156917325]

約数ペア:

[(1, 68156917325), (5, 13631383465), (7, 9736702475), (19, 3587206175), (25, 2726276693), (35, 1947340495), (95, 717441235), (133, 512458025), (175, 389468099), (311, 219154075), (361, 188800325), (475, 143488247), (665, 102491605), (1555, 43830815), (1805, 37760065), (2177, 31307725), (2527, 26971475), (3325, 20498321), (3469, 19647425), (5909, 11534425), (7775, 8766163), (9025, 7552013), (10885, 6261545), (12635, 5394295), (17345, 3929485), (24283, 2806775), (29545, 2306885), (41363, 1647775), (54425, 1252309), (63175, 1078859), (65911, 1034075), (86725, 785897), (112271, 607075), (121415, 561355), (147725, 461377), (206815, 329555)]