81023992

素因数分解:

$2^3\times 7^1\times {\mathrm{59}}^1\times {\mathrm{137}}^1\times {\mathrm{179}}^1$

素因数の和:388

約数の個数: 64

約数和(自身を含む): 178848000

約数和(自身を除く): 97824008

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 59, 118, 137, 179, 236, 274, 358, 413, 472, 548, 716, 826, 959, 1096, 1253, 1432, 1652, 1918, 2506, 3304, 3836, 5012, 7672, 8083, 10024, 10561, 16166, 21122, 24523, 32332, 42244, 49046, 56581, 64664, 73927, 84488, 98092, 113162, 147854, 171661, 196184, 226324, 295708, 343322, 452648, 591416, 686644, 1373288, 1446857, 2893714, 5787428, 10127999, 11574856, 20255998, 40511996, 81023992]

約数ペア:

[(1, 81023992), (2, 40511996), (4, 20255998), (7, 11574856), (8, 10127999), (14, 5787428), (28, 2893714), (56, 1446857), (59, 1373288), (118, 686644), (137, 591416), (179, 452648), (236, 343322), (274, 295708), (358, 226324), (413, 196184), (472, 171661), (548, 147854), (716, 113162), (826, 98092), (959, 84488), (1096, 73927), (1253, 64664), (1432, 56581), (1652, 49046), (1918, 42244), (2506, 32332), (3304, 24523), (3836, 21122), (5012, 16166), (7672, 10561), (8083, 10024)]