1300204000

素因数分解:

$2^5\times 5^3\times {\mathrm{325051}}^1$

素因数の和:325076

約数の個数: 48

約数和(自身を含む): 3194611056

約数和(自身を除く): 1894407056

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 125, 160, 200, 250, 400, 500, 800, 1000, 2000, 4000, 325051, 650102, 1300204, 1625255, 2600408, 3250510, 5200816, 6501020, 8126275, 10401632, 13002040, 16252550, 26004080, 32505100, 40631375, 52008160, 65010200, 81262750, 130020400, 162525500, 260040800, 325051000, 650102000, 1300204000]

約数ペア:

[(1, 1300204000), (2, 650102000), (4, 325051000), (5, 260040800), (8, 162525500), (10, 130020400), (16, 81262750), (20, 65010200), (25, 52008160), (32, 40631375), (40, 32505100), (50, 26004080), (80, 16252550), (100, 13002040), (125, 10401632), (160, 8126275), (200, 6501020), (250, 5200816), (400, 3250510), (500, 2600408), (800, 1625255), (1000, 1300204), (2000, 650102), (4000, 325051)]