38839960000

素因数分解:

$2^6\times 5^4\times {\mathrm{970999}}^1$

素因数の和:971031

約数の個数: 70

約数和(自身を含む): 96310577000

約数和(自身を除く): 57470617000

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, 800, 1000, 1250, 1600, 2000, 2500, 4000, 5000, 8000, 10000, 20000, 40000, 970999, 1941998, 3883996, 4854995, 7767992, 9709990, 15535984, 19419980, 24274975, 31071968, 38839960, 48549950, 62143936, 77679920, 97099900, 121374875, 155359840, 194199800, 242749750, 310719680, 388399600, 485499500, 606874375, 776799200, 970999000, 1213748750, 1553598400, 1941998000, 2427497500, 3883996000, 4854995000, 7767992000, 9709990000, 19419980000, 38839960000]

約数ペア:

[(1, 38839960000), (2, 19419980000), (4, 9709990000), (5, 7767992000), (8, 4854995000), (10, 3883996000), (16, 2427497500), (20, 1941998000), (25, 1553598400), (32, 1213748750), (40, 970999000), (50, 776799200), (64, 606874375), (80, 485499500), (100, 388399600), (125, 310719680), (160, 242749750), (200, 194199800), (250, 155359840), (320, 121374875), (400, 97099900), (500, 77679920), (625, 62143936), (800, 48549950), (1000, 38839960), (1250, 31071968), (1600, 24274975), (2000, 19419980), (2500, 15535984), (4000, 9709990), (5000, 7767992), (8000, 4854995), (10000, 3883996), (20000, 1941998), (40000, 970999)]