71931392

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{107}}^1$

素因数の和:239

約数の個数: 80

約数和(自身を含む): 157771152

約数和(自身を除く): 85839760

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 101, 104, 107, 128, 202, 208, 214, 256, 404, 416, 428, 512, 808, 832, 856, 1313, 1391, 1616, 1664, 1712, 2626, 2782, 3232, 3328, 3424, 5252, 5564, 6464, 6656, 6848, 10504, 10807, 11128, 12928, 13696, 21008, 21614, 22256, 25856, 27392, 42016, 43228, 44512, 51712, 54784, 84032, 86456, 89024, 140491, 168064, 172912, 178048, 280982, 336128, 345824, 356096, 561964, 672256, 691648, 712192, 1123928, 1383296, 2247856, 2766592, 4495712, 5533184, 8991424, 17982848, 35965696, 71931392]

約数ペア:

[(1, 71931392), (2, 35965696), (4, 17982848), (8, 8991424), (13, 5533184), (16, 4495712), (26, 2766592), (32, 2247856), (52, 1383296), (64, 1123928), (101, 712192), (104, 691648), (107, 672256), (128, 561964), (202, 356096), (208, 345824), (214, 336128), (256, 280982), (404, 178048), (416, 172912), (428, 168064), (512, 140491), (808, 89024), (832, 86456), (856, 84032), (1313, 54784), (1391, 51712), (1616, 44512), (1664, 43228), (1712, 42016), (2626, 27392), (2782, 25856), (3232, 22256), (3328, 21614), (3424, 21008), (5252, 13696), (5564, 12928), (6464, 11128), (6656, 10807), (6848, 10504)]