83670680

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{1237}}^1$

素因数の和:1356

約数の個数: 64

約数和(自身を含む): 200556000

約数和(自身を除く): 116885320

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 89, 95, 152, 178, 190, 356, 380, 445, 712, 760, 890, 1237, 1691, 1780, 2474, 3382, 3560, 4948, 6185, 6764, 8455, 9896, 12370, 13528, 16910, 23503, 24740, 33820, 47006, 49480, 67640, 94012, 110093, 117515, 188024, 220186, 235030, 440372, 470060, 550465, 880744, 940120, 1100930, 2091767, 2201860, 4183534, 4403720, 8367068, 10458835, 16734136, 20917670, 41835340, 83670680]

約数ペア:

[(1, 83670680), (2, 41835340), (4, 20917670), (5, 16734136), (8, 10458835), (10, 8367068), (19, 4403720), (20, 4183534), (38, 2201860), (40, 2091767), (76, 1100930), (89, 940120), (95, 880744), (152, 550465), (178, 470060), (190, 440372), (356, 235030), (380, 220186), (445, 188024), (712, 117515), (760, 110093), (890, 94012), (1237, 67640), (1691, 49480), (1780, 47006), (2474, 33820), (3382, 24740), (3560, 23503), (4948, 16910), (6185, 13528), (6764, 12370), (8455, 9896)]