25702400

素因数分解:

$2^{12}\times 5^2\times {\mathrm{251}}^1$

素因数の和:285

約数の個数: 78

約数和(自身を含む): 63988092

約数和(自身を除く): 38285692

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 251, 256, 320, 400, 502, 512, 640, 800, 1004, 1024, 1255, 1280, 1600, 2008, 2048, 2510, 2560, 3200, 4016, 4096, 5020, 5120, 6275, 6400, 8032, 10040, 10240, 12550, 12800, 16064, 20080, 20480, 25100, 25600, 32128, 40160, 50200, 51200, 64256, 80320, 100400, 102400, 128512, 160640, 200800, 257024, 321280, 401600, 514048, 642560, 803200, 1028096, 1285120, 1606400, 2570240, 3212800, 5140480, 6425600, 12851200, 25702400]

約数ペア:

[(1, 25702400), (2, 12851200), (4, 6425600), (5, 5140480), (8, 3212800), (10, 2570240), (16, 1606400), (20, 1285120), (25, 1028096), (32, 803200), (40, 642560), (50, 514048), (64, 401600), (80, 321280), (100, 257024), (128, 200800), (160, 160640), (200, 128512), (251, 102400), (256, 100400), (320, 80320), (400, 64256), (502, 51200), (512, 50200), (640, 40160), (800, 32128), (1004, 25600), (1024, 25100), (1255, 20480), (1280, 20080), (1600, 16064), (2008, 12800), (2048, 12550), (2510, 10240), (2560, 10040), (3200, 8032), (4016, 6400), (4096, 6275), (5020, 5120)]