120648400

素因数分解:

$2^4\times 5^2\times {\mathrm{89}}^1\times {\mathrm{3389}}^1$

素因数の和:3496

約数の個数: 60

約数和(自身を含む): 293201100

約数和(自身を除く): 172552700

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 89, 100, 178, 200, 356, 400, 445, 712, 890, 1424, 1780, 2225, 3389, 3560, 4450, 6778, 7120, 8900, 13556, 16945, 17800, 27112, 33890, 35600, 54224, 67780, 84725, 135560, 169450, 271120, 301621, 338900, 603242, 677800, 1206484, 1355600, 1508105, 2412968, 3016210, 4825936, 6032420, 7540525, 12064840, 15081050, 24129680, 30162100, 60324200, 120648400]

約数ペア:

[(1, 120648400), (2, 60324200), (4, 30162100), (5, 24129680), (8, 15081050), (10, 12064840), (16, 7540525), (20, 6032420), (25, 4825936), (40, 3016210), (50, 2412968), (80, 1508105), (89, 1355600), (100, 1206484), (178, 677800), (200, 603242), (356, 338900), (400, 301621), (445, 271120), (712, 169450), (890, 135560), (1424, 84725), (1780, 67780), (2225, 54224), (3389, 35600), (3560, 33890), (4450, 27112), (6778, 17800), (7120, 16945), (8900, 13556)]