82124800

素因数分解:

$2^{13}\times 5^2\times {\mathrm{401}}^1$

素因数の和:437

約数の個数: 84

約数和(自身を含む): 204164946

約数和(自身を除く): 122040146

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 256, 320, 400, 401, 512, 640, 800, 802, 1024, 1280, 1600, 1604, 2005, 2048, 2560, 3200, 3208, 4010, 4096, 5120, 6400, 6416, 8020, 8192, 10025, 10240, 12800, 12832, 16040, 20050, 20480, 25600, 25664, 32080, 40100, 40960, 51200, 51328, 64160, 80200, 102400, 102656, 128320, 160400, 204800, 205312, 256640, 320800, 410624, 513280, 641600, 821248, 1026560, 1283200, 1642496, 2053120, 2566400, 3284992, 4106240, 5132800, 8212480, 10265600, 16424960, 20531200, 41062400, 82124800]

約数ペア:

[(1, 82124800), (2, 41062400), (4, 20531200), (5, 16424960), (8, 10265600), (10, 8212480), (16, 5132800), (20, 4106240), (25, 3284992), (32, 2566400), (40, 2053120), (50, 1642496), (64, 1283200), (80, 1026560), (100, 821248), (128, 641600), (160, 513280), (200, 410624), (256, 320800), (320, 256640), (400, 205312), (401, 204800), (512, 160400), (640, 128320), (800, 102656), (802, 102400), (1024, 80200), (1280, 64160), (1600, 51328), (1604, 51200), (2005, 40960), (2048, 40100), (2560, 32080), (3200, 25664), (3208, 25600), (4010, 20480), (4096, 20050), (5120, 16040), (6400, 12832), (6416, 12800), (8020, 10240), (8192, 10025)]