50212120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{389}}^1\times {\mathrm{461}}^1$

素因数の和:868

約数の個数: 64

約数和(自身を含む): 129729600

約数和(自身を除く): 79517480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 389, 461, 778, 922, 1556, 1844, 1945, 2305, 2723, 3112, 3227, 3688, 3890, 4610, 5446, 6454, 7780, 9220, 10892, 12908, 13615, 15560, 16135, 18440, 21784, 25816, 27230, 32270, 54460, 64540, 108920, 129080, 179329, 358658, 717316, 896645, 1255303, 1434632, 1793290, 2510606, 3586580, 5021212, 6276515, 7173160, 10042424, 12553030, 25106060, 50212120]

約数ペア:

[(1, 50212120), (2, 25106060), (4, 12553030), (5, 10042424), (7, 7173160), (8, 6276515), (10, 5021212), (14, 3586580), (20, 2510606), (28, 1793290), (35, 1434632), (40, 1255303), (56, 896645), (70, 717316), (140, 358658), (280, 179329), (389, 129080), (461, 108920), (778, 64540), (922, 54460), (1556, 32270), (1844, 27230), (1945, 25816), (2305, 21784), (2723, 18440), (3112, 16135), (3227, 15560), (3688, 13615), (3890, 12908), (4610, 10892), (5446, 9220), (6454, 7780)]