80208320

素因数分解:

$2^6\times 5^1\times {\mathrm{47}}^1\times {\mathrm{5333}}^1$

素因数の和:5397

約数の個数: 56

約数和(自身を含む): 195096384

約数和(自身を除く): 114888064

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 47, 64, 80, 94, 160, 188, 235, 320, 376, 470, 752, 940, 1504, 1880, 3008, 3760, 5333, 7520, 10666, 15040, 21332, 26665, 42664, 53330, 85328, 106660, 170656, 213320, 250651, 341312, 426640, 501302, 853280, 1002604, 1253255, 1706560, 2005208, 2506510, 4010416, 5013020, 8020832, 10026040, 16041664, 20052080, 40104160, 80208320]

約数ペア:

[(1, 80208320), (2, 40104160), (4, 20052080), (5, 16041664), (8, 10026040), (10, 8020832), (16, 5013020), (20, 4010416), (32, 2506510), (40, 2005208), (47, 1706560), (64, 1253255), (80, 1002604), (94, 853280), (160, 501302), (188, 426640), (235, 341312), (320, 250651), (376, 213320), (470, 170656), (752, 106660), (940, 85328), (1504, 53330), (1880, 42664), (3008, 26665), (3760, 21332), (5333, 15040), (7520, 10666)]