77725480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{3119}}^1$

素因数の和:3226

約数の個数: 64

約数和(自身を含む): 202176000

約数和(自身を除く): 124450520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 89, 140, 178, 280, 356, 445, 623, 712, 890, 1246, 1780, 2492, 3115, 3119, 3560, 4984, 6230, 6238, 12460, 12476, 15595, 21833, 24920, 24952, 31190, 43666, 62380, 87332, 109165, 124760, 174664, 218330, 277591, 436660, 555182, 873320, 1110364, 1387955, 1943137, 2220728, 2775910, 3886274, 5551820, 7772548, 9715685, 11103640, 15545096, 19431370, 38862740, 77725480]

約数ペア:

[(1, 77725480), (2, 38862740), (4, 19431370), (5, 15545096), (7, 11103640), (8, 9715685), (10, 7772548), (14, 5551820), (20, 3886274), (28, 2775910), (35, 2220728), (40, 1943137), (56, 1387955), (70, 1110364), (89, 873320), (140, 555182), (178, 436660), (280, 277591), (356, 218330), (445, 174664), (623, 124760), (712, 109165), (890, 87332), (1246, 62380), (1780, 43666), (2492, 31190), (3115, 24952), (3119, 24920), (3560, 21833), (4984, 15595), (6230, 12476), (6238, 12460)]