127520000

素因数分解:

$2^8\times 5^4\times {\mathrm{797}}^1$

素因数の和:833

約数の個数: 90

約数和(自身を含む): 318474618

約数和(自身を除く): 190954618

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, 625, 640, 797, 800, 1000, 1250, 1280, 1594, 1600, 2000, 2500, 3188, 3200, 3985, 4000, 5000, 6376, 6400, 7970, 8000, 10000, 12752, 15940, 16000, 19925, 20000, 25504, 31880, 32000, 39850, 40000, 51008, 63760, 79700, 80000, 99625, 102016, 127520, 159400, 160000, 199250, 204032, 255040, 318800, 398500, 498125, 510080, 637600, 797000, 996250, 1020160, 1275200, 1594000, 1992500, 2550400, 3188000, 3985000, 5100800, 6376000, 7970000, 12752000, 15940000, 25504000, 31880000, 63760000, 127520000]

約数ペア:

[(1, 127520000), (2, 63760000), (4, 31880000), (5, 25504000), (8, 15940000), (10, 12752000), (16, 7970000), (20, 6376000), (25, 5100800), (32, 3985000), (40, 3188000), (50, 2550400), (64, 1992500), (80, 1594000), (100, 1275200), (125, 1020160), (128, 996250), (160, 797000), (200, 637600), (250, 510080), (256, 498125), (320, 398500), (400, 318800), (500, 255040), (625, 204032), (640, 199250), (797, 160000), (800, 159400), (1000, 127520), (1250, 102016), (1280, 99625), (1594, 80000), (1600, 79700), (2000, 63760), (2500, 51008), (3188, 40000), (3200, 39850), (3985, 32000), (4000, 31880), (5000, 25504), (6376, 20000), (6400, 19925), (7970, 16000), (8000, 15940), (10000, 12752)]