54120950

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1571}}^1$

素因数の和:1649

約数の個数: 48

約数和(自身を含む): 110524176

約数和(自身を除く): 56403226

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 53, 65, 106, 130, 265, 325, 530, 650, 689, 1325, 1378, 1571, 2650, 3142, 3445, 6890, 7855, 15710, 17225, 20423, 34450, 39275, 40846, 78550, 83263, 102115, 166526, 204230, 416315, 510575, 832630, 1021150, 1082419, 2081575, 2164838, 4163150, 5412095, 10824190, 27060475, 54120950]

約数ペア:

[(1, 54120950), (2, 27060475), (5, 10824190), (10, 5412095), (13, 4163150), (25, 2164838), (26, 2081575), (50, 1082419), (53, 1021150), (65, 832630), (106, 510575), (130, 416315), (265, 204230), (325, 166526), (530, 102115), (650, 83263), (689, 78550), (1325, 40846), (1378, 39275), (1571, 34450), (2650, 20423), (3142, 17225), (3445, 15710), (6890, 7855)]