25395760

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{24419}}^1$

素因数の和:24445

約数の個数: 40

約数和(自身を含む): 63589680

約数和(自身を除く): 38193920

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 24419, 48838, 97676, 122095, 195352, 244190, 317447, 390704, 488380, 634894, 976760, 1269788, 1587235, 1953520, 2539576, 3174470, 5079152, 6348940, 12697880, 25395760]

約数ペア:

[(1, 25395760), (2, 12697880), (4, 6348940), (5, 5079152), (8, 3174470), (10, 2539576), (13, 1953520), (16, 1587235), (20, 1269788), (26, 976760), (40, 634894), (52, 488380), (65, 390704), (80, 317447), (104, 244190), (130, 195352), (208, 122095), (260, 97676), (520, 48838), (1040, 24419)]