51433840

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{641}}^1$

素因数の和:730

約数の個数: 80

約数和(自身を含む): 128964960

約数和(自身を除く): 77531120

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 59, 68, 80, 85, 118, 136, 170, 236, 272, 295, 340, 472, 590, 641, 680, 944, 1003, 1180, 1282, 1360, 2006, 2360, 2564, 3205, 4012, 4720, 5015, 5128, 6410, 8024, 10030, 10256, 10897, 12820, 16048, 20060, 21794, 25640, 37819, 40120, 43588, 51280, 54485, 75638, 80240, 87176, 108970, 151276, 174352, 189095, 217940, 302552, 378190, 435880, 605104, 642923, 756380, 871760, 1285846, 1512760, 2571692, 3025520, 3214615, 5143384, 6429230, 10286768, 12858460, 25716920, 51433840]

約数ペア:

[(1, 51433840), (2, 25716920), (4, 12858460), (5, 10286768), (8, 6429230), (10, 5143384), (16, 3214615), (17, 3025520), (20, 2571692), (34, 1512760), (40, 1285846), (59, 871760), (68, 756380), (80, 642923), (85, 605104), (118, 435880), (136, 378190), (170, 302552), (236, 217940), (272, 189095), (295, 174352), (340, 151276), (472, 108970), (590, 87176), (641, 80240), (680, 75638), (944, 54485), (1003, 51280), (1180, 43588), (1282, 40120), (1360, 37819), (2006, 25640), (2360, 21794), (2564, 20060), (3205, 16048), (4012, 12820), (4720, 10897), (5015, 10256), (5128, 10030), (6410, 8024)]