49284820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{1447}}^1$

素因数の和:1600

約数の個数: 48

約数和(自身を含む): 112387968

約数和(自身を除く): 63103148

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 131, 260, 262, 524, 655, 1310, 1447, 1703, 2620, 2894, 3406, 5788, 6812, 7235, 8515, 14470, 17030, 18811, 28940, 34060, 37622, 75244, 94055, 188110, 189557, 376220, 379114, 758228, 947785, 1895570, 2464241, 3791140, 4928482, 9856964, 12321205, 24642410, 49284820]

約数ペア:

[(1, 49284820), (2, 24642410), (4, 12321205), (5, 9856964), (10, 4928482), (13, 3791140), (20, 2464241), (26, 1895570), (52, 947785), (65, 758228), (130, 379114), (131, 376220), (260, 189557), (262, 188110), (524, 94055), (655, 75244), (1310, 37622), (1447, 34060), (1703, 28940), (2620, 18811), (2894, 17030), (3406, 14470), (5788, 8515), (6812, 7235)]