28377650

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{911}}^1$

素因数の和:1019

約数の個数: 48

約数和(自身を含む): 61067520

約数和(自身を除く): 32689870

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 89, 175, 178, 350, 445, 623, 890, 911, 1246, 1822, 2225, 3115, 4450, 4555, 6230, 6377, 9110, 12754, 15575, 22775, 31150, 31885, 45550, 63770, 81079, 159425, 162158, 318850, 405395, 567553, 810790, 1135106, 2026975, 2837765, 4053950, 5675530, 14188825, 28377650]

約数ペア:

[(1, 28377650), (2, 14188825), (5, 5675530), (7, 4053950), (10, 2837765), (14, 2026975), (25, 1135106), (35, 810790), (50, 567553), (70, 405395), (89, 318850), (175, 162158), (178, 159425), (350, 81079), (445, 63770), (623, 45550), (890, 31885), (911, 31150), (1246, 22775), (1822, 15575), (2225, 12754), (3115, 9110), (4450, 6377), (4555, 6230)]