31200204800

素因数分解:

$2^{11}\times 5^2\times {\mathrm{609379}}^1$

素因数の和:609411

約数の個数: 72

約数和(自身を含む): 77357744100

約数和(自身を除く): 46157539300

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 256, 320, 400, 512, 640, 800, 1024, 1280, 1600, 2048, 2560, 3200, 5120, 6400, 10240, 12800, 25600, 51200, 609379, 1218758, 2437516, 3046895, 4875032, 6093790, 9750064, 12187580, 15234475, 19500128, 24375160, 30468950, 39000256, 48750320, 60937900, 78000512, 97500640, 121875800, 156001024, 195001280, 243751600, 312002048, 390002560, 487503200, 624004096, 780005120, 975006400, 1248008192, 1560010240, 1950012800, 3120020480, 3900025600, 6240040960, 7800051200, 15600102400, 31200204800]

約数ペア:

[(1, 31200204800), (2, 15600102400), (4, 7800051200), (5, 6240040960), (8, 3900025600), (10, 3120020480), (16, 1950012800), (20, 1560010240), (25, 1248008192), (32, 975006400), (40, 780005120), (50, 624004096), (64, 487503200), (80, 390002560), (100, 312002048), (128, 243751600), (160, 195001280), (200, 156001024), (256, 121875800), (320, 97500640), (400, 78000512), (512, 60937900), (640, 48750320), (800, 39000256), (1024, 30468950), (1280, 24375160), (1600, 19500128), (2048, 15234475), (2560, 12187580), (3200, 9750064), (5120, 6093790), (6400, 4875032), (10240, 3046895), (12800, 2437516), (25600, 1218758), (51200, 609379)]