51008000

素因数分解:

$2^9\times 5^3\times {\mathrm{797}}^1$

素因数の和:830

約数の個数: 80

約数和(自身を含む): 127351224

約数和(自身を除く): 76343224

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 128, 160, 200, 250, 256, 320, 400, 500, 512, 640, 797, 800, 1000, 1280, 1594, 1600, 2000, 2560, 3188, 3200, 3985, 4000, 6376, 6400, 7970, 8000, 12752, 12800, 15940, 16000, 19925, 25504, 31880, 32000, 39850, 51008, 63760, 64000, 79700, 99625, 102016, 127520, 159400, 199250, 204032, 255040, 318800, 398500, 408064, 510080, 637600, 797000, 1020160, 1275200, 1594000, 2040320, 2550400, 3188000, 5100800, 6376000, 10201600, 12752000, 25504000, 51008000]

約数ペア:

[(1, 51008000), (2, 25504000), (4, 12752000), (5, 10201600), (8, 6376000), (10, 5100800), (16, 3188000), (20, 2550400), (25, 2040320), (32, 1594000), (40, 1275200), (50, 1020160), (64, 797000), (80, 637600), (100, 510080), (125, 408064), (128, 398500), (160, 318800), (200, 255040), (250, 204032), (256, 199250), (320, 159400), (400, 127520), (500, 102016), (512, 99625), (640, 79700), (797, 64000), (800, 63760), (1000, 51008), (1280, 39850), (1594, 32000), (1600, 31880), (2000, 25504), (2560, 19925), (3188, 16000), (3200, 15940), (3985, 12800), (4000, 12752), (6376, 8000), (6400, 7970)]