17500070

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{53}}^2\times {\mathrm{89}}^1$

素因数の和:209

約数の個数: 48

約数和(自身を含む): 37104480

約数和(自身を除く): 19604410

約数列:

[1, 2, 5, 7, 10, 14, 35, 53, 70, 89, 106, 178, 265, 371, 445, 530, 623, 742, 890, 1246, 1855, 2809, 3115, 3710, 4717, 5618, 6230, 9434, 14045, 19663, 23585, 28090, 33019, 39326, 47170, 66038, 98315, 165095, 196630, 250001, 330190, 500002, 1250005, 1750007, 2500010, 3500014, 8750035, 17500070]

約数ペア:

[(1, 17500070), (2, 8750035), (5, 3500014), (7, 2500010), (10, 1750007), (14, 1250005), (35, 500002), (53, 330190), (70, 250001), (89, 196630), (106, 165095), (178, 98315), (265, 66038), (371, 47170), (445, 39326), (530, 33019), (623, 28090), (742, 23585), (890, 19663), (1246, 14045), (1855, 9434), (2809, 6230), (3115, 5618), (3710, 4717)]