797000000

素因数分解:

$2^6\times 5^6\times {\mathrm{797}}^1$

素因数の和:839

約数の個数: 98

約数和(自身を含む): 1979388726

約数和(自身を除く): 1182388726

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 160, 200, 250, 320, 400, 500, 625, 797, 800, 1000, 1250, 1594, 1600, 2000, 2500, 3125, 3188, 3985, 4000, 5000, 6250, 6376, 7970, 8000, 10000, 12500, 12752, 15625, 15940, 19925, 20000, 25000, 25504, 31250, 31880, 39850, 40000, 50000, 51008, 62500, 63760, 79700, 99625, 100000, 125000, 127520, 159400, 199250, 200000, 250000, 255040, 318800, 398500, 498125, 500000, 637600, 797000, 996250, 1000000, 1275200, 1594000, 1992500, 2490625, 3188000, 3985000, 4981250, 6376000, 7970000, 9962500, 12453125, 15940000, 19925000, 24906250, 31880000, 39850000, 49812500, 79700000, 99625000, 159400000, 199250000, 398500000, 797000000]

約数ペア:

[(1, 797000000), (2, 398500000), (4, 199250000), (5, 159400000), (8, 99625000), (10, 79700000), (16, 49812500), (20, 39850000), (25, 31880000), (32, 24906250), (40, 19925000), (50, 15940000), (64, 12453125), (80, 9962500), (100, 7970000), (125, 6376000), (160, 4981250), (200, 3985000), (250, 3188000), (320, 2490625), (400, 1992500), (500, 1594000), (625, 1275200), (797, 1000000), (800, 996250), (1000, 797000), (1250, 637600), (1594, 500000), (1600, 498125), (2000, 398500), (2500, 318800), (3125, 255040), (3188, 250000), (3985, 200000), (4000, 199250), (5000, 159400), (6250, 127520), (6376, 125000), (7970, 100000), (8000, 99625), (10000, 79700), (12500, 63760), (12752, 62500), (15625, 51008), (15940, 50000), (19925, 40000), (20000, 39850), (25000, 31880), (25504, 31250)]