208067600

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{40013}}^1$

素因数の和:40044

約数の個数: 60

約数和(自身を含む): 538348356

約数和(自身を除く): 330280756

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 80, 100, 104, 130, 200, 208, 260, 325, 400, 520, 650, 1040, 1300, 2600, 5200, 40013, 80026, 160052, 200065, 320104, 400130, 520169, 640208, 800260, 1000325, 1040338, 1600520, 2000650, 2080676, 2600845, 3201040, 4001300, 4161352, 5201690, 8002600, 8322704, 10403380, 13004225, 16005200, 20806760, 26008450, 41613520, 52016900, 104033800, 208067600]

約数ペア:

[(1, 208067600), (2, 104033800), (4, 52016900), (5, 41613520), (8, 26008450), (10, 20806760), (13, 16005200), (16, 13004225), (20, 10403380), (25, 8322704), (26, 8002600), (40, 5201690), (50, 4161352), (52, 4001300), (65, 3201040), (80, 2600845), (100, 2080676), (104, 2000650), (130, 1600520), (200, 1040338), (208, 1000325), (260, 800260), (325, 640208), (400, 520169), (520, 400130), (650, 320104), (1040, 200065), (1300, 160052), (2600, 80026), (5200, 40013)]