153900920

素因数分解:

$2^3\times 5^1\times {\mathrm{1319}}^1\times {\mathrm{2917}}^1$

素因数の和:4247

約数の個数: 32

約数和(自身を含む): 346658400

約数和(自身を除く): 192757480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1319, 2638, 2917, 5276, 5834, 6595, 10552, 11668, 13190, 14585, 23336, 26380, 29170, 52760, 58340, 116680, 3847523, 7695046, 15390092, 19237615, 30780184, 38475230, 76950460, 153900920]

約数ペア:

[(1, 153900920), (2, 76950460), (4, 38475230), (5, 30780184), (8, 19237615), (10, 15390092), (20, 7695046), (40, 3847523), (1319, 116680), (2638, 58340), (2917, 52760), (5276, 29170), (5834, 26380), (6595, 23336), (10552, 14585), (11668, 13190)]