13105040

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{12601}}^1$

素因数の和:12627

約数の個数: 40

約数和(自身を含む): 32815608

約数和(自身を除く): 19710568

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 12601, 25202, 50404, 63005, 100808, 126010, 163813, 201616, 252020, 327626, 504040, 655252, 819065, 1008080, 1310504, 1638130, 2621008, 3276260, 6552520, 13105040]

約数ペア:

[(1, 13105040), (2, 6552520), (4, 3276260), (5, 2621008), (8, 1638130), (10, 1310504), (13, 1008080), (16, 819065), (20, 655252), (26, 504040), (40, 327626), (52, 252020), (65, 201616), (80, 163813), (104, 126010), (130, 100808), (208, 63005), (260, 50404), (520, 25202), (1040, 12601)]