778815040

素因数分解:

$2^6\times 5^1\times {\mathrm{101}}^1\times {\mathrm{24097}}^1$

素因数の和:24215

約数の個数: 56

約数和(自身を含む): 1872992952

約数和(自身を除く): 1094177912

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 101, 160, 202, 320, 404, 505, 808, 1010, 1616, 2020, 3232, 4040, 6464, 8080, 16160, 24097, 32320, 48194, 96388, 120485, 192776, 240970, 385552, 481940, 771104, 963880, 1542208, 1927760, 2433797, 3855520, 4867594, 7711040, 9735188, 12168985, 19470376, 24337970, 38940752, 48675940, 77881504, 97351880, 155763008, 194703760, 389407520, 778815040]

約数ペア:

[(1, 778815040), (2, 389407520), (4, 194703760), (5, 155763008), (8, 97351880), (10, 77881504), (16, 48675940), (20, 38940752), (32, 24337970), (40, 19470376), (64, 12168985), (80, 9735188), (101, 7711040), (160, 4867594), (202, 3855520), (320, 2433797), (404, 1927760), (505, 1542208), (808, 963880), (1010, 771104), (1616, 481940), (2020, 385552), (3232, 240970), (4040, 192776), (6464, 120485), (8080, 96388), (16160, 48194), (24097, 32320)]