4512950

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1$

素因数の和:209

約数の個数: 48

約数和(自身を含む): 9280656

約数和(自身を除く): 4767706

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 53, 65, 106, 130, 131, 262, 265, 325, 530, 650, 655, 689, 1310, 1325, 1378, 1703, 2650, 3275, 3406, 3445, 6550, 6890, 6943, 8515, 13886, 17030, 17225, 34450, 34715, 42575, 69430, 85150, 90259, 173575, 180518, 347150, 451295, 902590, 2256475, 4512950]

約数ペア:

[(1, 4512950), (2, 2256475), (5, 902590), (10, 451295), (13, 347150), (25, 180518), (26, 173575), (50, 90259), (53, 85150), (65, 69430), (106, 42575), (130, 34715), (131, 34450), (262, 17225), (265, 17030), (325, 13886), (530, 8515), (650, 6943), (655, 6890), (689, 6550), (1310, 3445), (1325, 3406), (1378, 3275), (1703, 2650)]