85261904

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1889}}^1$

素因数の和:1948

約数の個数: 80

約数和(自身を含む): 209986560

約数和(自身を除く): 124724656

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 31, 52, 56, 62, 91, 104, 112, 124, 182, 208, 217, 248, 364, 403, 434, 496, 728, 806, 868, 1456, 1612, 1736, 1889, 2821, 3224, 3472, 3778, 5642, 6448, 7556, 11284, 13223, 15112, 22568, 24557, 26446, 30224, 45136, 49114, 52892, 58559, 98228, 105784, 117118, 171899, 196456, 211568, 234236, 343798, 392912, 409913, 468472, 687596, 761267, 819826, 936944, 1375192, 1522534, 1639652, 2750384, 3045068, 3279304, 5328869, 6090136, 6558608, 10657738, 12180272, 21315476, 42630952, 85261904]

約数ペア:

[(1, 85261904), (2, 42630952), (4, 21315476), (7, 12180272), (8, 10657738), (13, 6558608), (14, 6090136), (16, 5328869), (26, 3279304), (28, 3045068), (31, 2750384), (52, 1639652), (56, 1522534), (62, 1375192), (91, 936944), (104, 819826), (112, 761267), (124, 687596), (182, 468472), (208, 409913), (217, 392912), (248, 343798), (364, 234236), (403, 211568), (434, 196456), (496, 171899), (728, 117118), (806, 105784), (868, 98228), (1456, 58559), (1612, 52892), (1736, 49114), (1889, 45136), (2821, 30224), (3224, 26446), (3472, 24557), (3778, 22568), (5642, 15112), (6448, 13223), (7556, 11284)]