25169920

素因数分解:

$2^{12}\times 5^1\times {\mathrm{1229}}^1$

素因数の和:1258

約数の個数: 52

約数和(自身を含む): 60449580

約数和(自身を除く): 35279660

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1229, 1280, 2048, 2458, 2560, 4096, 4916, 5120, 6145, 9832, 10240, 12290, 19664, 20480, 24580, 39328, 49160, 78656, 98320, 157312, 196640, 314624, 393280, 629248, 786560, 1258496, 1573120, 2516992, 3146240, 5033984, 6292480, 12584960, 25169920]

約数ペア:

[(1, 25169920), (2, 12584960), (4, 6292480), (5, 5033984), (8, 3146240), (10, 2516992), (16, 1573120), (20, 1258496), (32, 786560), (40, 629248), (64, 393280), (80, 314624), (128, 196640), (160, 157312), (256, 98320), (320, 78656), (512, 49160), (640, 39328), (1024, 24580), (1229, 20480), (1280, 19664), (2048, 12290), (2458, 10240), (2560, 9832), (4096, 6145), (4916, 5120)]