1520342850

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{779663}}^1$

素因数の和:779691

約数の個数: 48

約数和(自身を含む): 4060490112

約数和(自身を除く): 2540147262

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 75, 78, 130, 150, 195, 325, 390, 650, 975, 1950, 779663, 1559326, 2338989, 3898315, 4677978, 7796630, 10135619, 11694945, 19491575, 20271238, 23389890, 30406857, 38983150, 50678095, 58474725, 60813714, 101356190, 116949450, 152034285, 253390475, 304068570, 506780950, 760171425, 1520342850]

約数ペア:

[(1, 1520342850), (2, 760171425), (3, 506780950), (5, 304068570), (6, 253390475), (10, 152034285), (13, 116949450), (15, 101356190), (25, 60813714), (26, 58474725), (30, 50678095), (39, 38983150), (50, 30406857), (65, 23389890), (75, 20271238), (78, 19491575), (130, 11694945), (150, 10135619), (195, 7796630), (325, 4677978), (390, 3898315), (650, 2338989), (975, 1559326), (1950, 779663)]