25399330

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{233}}^1\times {\mathrm{991}}^1$

素因数の和:1242

約数の個数: 32

約数和(自身を含む): 50139648

約数和(自身を除く): 24740318

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 233, 466, 991, 1165, 1982, 2330, 2563, 4955, 5126, 9910, 10901, 12815, 21802, 25630, 54505, 109010, 230903, 461806, 1154515, 2309030, 2539933, 5079866, 12699665, 25399330]

約数ペア:

[(1, 25399330), (2, 12699665), (5, 5079866), (10, 2539933), (11, 2309030), (22, 1154515), (55, 461806), (110, 230903), (233, 109010), (466, 54505), (991, 25630), (1165, 21802), (1982, 12815), (2330, 10901), (2563, 9910), (4955, 5126)]