53199640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{389}}^1$

素因数の和:676

約数の個数: 64

約数和(自身を含む): 129729600

約数和(自身を除く): 76529960

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 263, 389, 520, 526, 778, 1052, 1315, 1556, 1945, 2104, 2630, 3112, 3419, 3890, 5057, 5260, 6838, 7780, 10114, 10520, 13676, 15560, 17095, 20228, 25285, 27352, 34190, 40456, 50570, 68380, 101140, 102307, 136760, 202280, 204614, 409228, 511535, 818456, 1023070, 1329991, 2046140, 2659982, 4092280, 5319964, 6649955, 10639928, 13299910, 26599820, 53199640]

約数ペア:

[(1, 53199640), (2, 26599820), (4, 13299910), (5, 10639928), (8, 6649955), (10, 5319964), (13, 4092280), (20, 2659982), (26, 2046140), (40, 1329991), (52, 1023070), (65, 818456), (104, 511535), (130, 409228), (260, 204614), (263, 202280), (389, 136760), (520, 102307), (526, 101140), (778, 68380), (1052, 50570), (1315, 40456), (1556, 34190), (1945, 27352), (2104, 25285), (2630, 20228), (3112, 17095), (3419, 15560), (3890, 13676), (5057, 10520), (5260, 10114), (6838, 7780)]