51320000

素因数分解:

$2^6\times 5^4\times {\mathrm{1283}}^1$

素因数の和:1315

約数の個数: 70

約数和(自身を含む): 127356108

約数和(自身を除く): 76036108

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, 1283, 1600, 2000, 2500, 2566, 4000, 5000, 5132, 6415, 8000, 10000, 10264, 12830, 20000, 20528, 25660, 32075, 40000, 41056, 51320, 64150, 82112, 102640, 128300, 160375, 205280, 256600, 320750, 410560, 513200, 641500, 801875, 1026400, 1283000, 1603750, 2052800, 2566000, 3207500, 5132000, 6415000, 10264000, 12830000, 25660000, 51320000]

約数ペア:

[(1, 51320000), (2, 25660000), (4, 12830000), (5, 10264000), (8, 6415000), (10, 5132000), (16, 3207500), (20, 2566000), (25, 2052800), (32, 1603750), (40, 1283000), (50, 1026400), (64, 801875), (80, 641500), (100, 513200), (125, 410560), (160, 320750), (200, 256600), (250, 205280), (320, 160375), (400, 128300), (500, 102640), (625, 82112), (800, 64150), (1000, 51320), (1250, 41056), (1283, 40000), (1600, 32075), (2000, 25660), (2500, 20528), (2566, 20000), (4000, 12830), (5000, 10264), (5132, 10000), (6415, 8000)]