25171630

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{71}}^1\times {\mathrm{293}}^1$

素因数の和:393

約数の個数: 48

約数和(自身を含む): 50676192

約数和(自身を除く): 25504562

約数列:

[1, 2, 5, 10, 11, 22, 55, 71, 110, 121, 142, 242, 293, 355, 586, 605, 710, 781, 1210, 1465, 1562, 2930, 3223, 3905, 6446, 7810, 8591, 16115, 17182, 20803, 32230, 35453, 41606, 42955, 70906, 85910, 104015, 177265, 208030, 228833, 354530, 457666, 1144165, 2288330, 2517163, 5034326, 12585815, 25171630]

約数ペア:

[(1, 25171630), (2, 12585815), (5, 5034326), (10, 2517163), (11, 2288330), (22, 1144165), (55, 457666), (71, 354530), (110, 228833), (121, 208030), (142, 177265), (242, 104015), (293, 85910), (355, 70906), (586, 42955), (605, 41606), (710, 35453), (781, 32230), (1210, 20803), (1465, 17182), (1562, 16115), (2930, 8591), (3223, 7810), (3905, 6446)]