13278160

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{181}}^1$

素因数の和:332

約数の個数: 80

約数和(自身を含む): 35747712

約数和(自身を除く): 22469552

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 131, 140, 181, 262, 280, 362, 524, 560, 655, 724, 905, 917, 1048, 1267, 1310, 1448, 1810, 1834, 2096, 2534, 2620, 2896, 3620, 3668, 4585, 5068, 5240, 6335, 7240, 7336, 9170, 10136, 10480, 12670, 14480, 14672, 18340, 20272, 23711, 25340, 36680, 47422, 50680, 73360, 94844, 101360, 118555, 165977, 189688, 237110, 331954, 379376, 474220, 663908, 829885, 948440, 1327816, 1659770, 1896880, 2655632, 3319540, 6639080, 13278160]

約数ペア:

[(1, 13278160), (2, 6639080), (4, 3319540), (5, 2655632), (7, 1896880), (8, 1659770), (10, 1327816), (14, 948440), (16, 829885), (20, 663908), (28, 474220), (35, 379376), (40, 331954), (56, 237110), (70, 189688), (80, 165977), (112, 118555), (131, 101360), (140, 94844), (181, 73360), (262, 50680), (280, 47422), (362, 36680), (524, 25340), (560, 23711), (655, 20272), (724, 18340), (905, 14672), (917, 14480), (1048, 12670), (1267, 10480), (1310, 10136), (1448, 9170), (1810, 7336), (1834, 7240), (2096, 6335), (2534, 5240), (2620, 5068), (2896, 4585), (3620, 3668)]