16780454530

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{439}}^1\times {\mathrm{7691}}^1$

素因数の和:8215

約数の個数: 64

約数和(自身を含む): 35090288640

約数和(自身を除く): 18309834110

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 71, 142, 355, 439, 497, 710, 878, 994, 2195, 2485, 3073, 4390, 4970, 6146, 7691, 15365, 15382, 30730, 31169, 38455, 53837, 62338, 76910, 107674, 155845, 218183, 269185, 311690, 436366, 538370, 546061, 1090915, 1092122, 2181830, 2730305, 3376349, 3822427, 5460610, 6752698, 7644854, 16881745, 19112135, 23634443, 33763490, 38224270, 47268886, 118172215, 236344430, 239720779, 479441558, 1198603895, 1678045453, 2397207790, 3356090906, 8390227265, 16780454530]

約数ペア:

[(1, 16780454530), (2, 8390227265), (5, 3356090906), (7, 2397207790), (10, 1678045453), (14, 1198603895), (35, 479441558), (70, 239720779), (71, 236344430), (142, 118172215), (355, 47268886), (439, 38224270), (497, 33763490), (710, 23634443), (878, 19112135), (994, 16881745), (2195, 7644854), (2485, 6752698), (3073, 5460610), (4390, 3822427), (4970, 3376349), (6146, 2730305), (7691, 2181830), (15365, 1092122), (15382, 1090915), (30730, 546061), (31169, 538370), (38455, 436366), (53837, 311690), (62338, 269185), (76910, 218183), (107674, 155845)]