12778900

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{7517}}^1$

素因数の和:7548

約数の個数: 36

約数和(自身を含む): 29365308

約数和(自身を除く): 16586408

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 68, 85, 100, 170, 340, 425, 850, 1700, 7517, 15034, 30068, 37585, 75170, 127789, 150340, 187925, 255578, 375850, 511156, 638945, 751700, 1277890, 2555780, 3194725, 6389450, 12778900]

約数ペア:

[(1, 12778900), (2, 6389450), (4, 3194725), (5, 2555780), (10, 1277890), (17, 751700), (20, 638945), (25, 511156), (34, 375850), (50, 255578), (68, 187925), (85, 150340), (100, 127789), (170, 75170), (340, 37585), (425, 30068), (850, 15034), (1700, 7517)]