38328760

素因数分解:

$2^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{109}}^1\times {\mathrm{149}}^1$

素因数の和:328

約数の個数: 64

約数和(自身を含む): 89100000

約数和(自身を除く): 50771240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 59, 109, 118, 149, 218, 236, 295, 298, 436, 472, 545, 590, 596, 745, 872, 1090, 1180, 1192, 1490, 2180, 2360, 2980, 4360, 5960, 6431, 8791, 12862, 16241, 17582, 25724, 32155, 32482, 35164, 43955, 51448, 64310, 64964, 70328, 81205, 87910, 128620, 129928, 162410, 175820, 257240, 324820, 351640, 649640, 958219, 1916438, 3832876, 4791095, 7665752, 9582190, 19164380, 38328760]

約数ペア:

[(1, 38328760), (2, 19164380), (4, 9582190), (5, 7665752), (8, 4791095), (10, 3832876), (20, 1916438), (40, 958219), (59, 649640), (109, 351640), (118, 324820), (149, 257240), (218, 175820), (236, 162410), (295, 129928), (298, 128620), (436, 87910), (472, 81205), (545, 70328), (590, 64964), (596, 64310), (745, 51448), (872, 43955), (1090, 35164), (1180, 32482), (1192, 32155), (1490, 25724), (2180, 17582), (2360, 16241), (2980, 12862), (4360, 8791), (5960, 6431)]