25025985

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{151}}^1$

素因数の和:318

約数の個数: 48

約数和(自身を含む): 45527040

約数和(自身を除く): 20501055

約数列:

[1, 3, 5, 9, 15, 29, 45, 87, 127, 145, 151, 261, 381, 435, 453, 635, 755, 1143, 1305, 1359, 1905, 2265, 3683, 4379, 5715, 6795, 11049, 13137, 18415, 19177, 21895, 33147, 39411, 55245, 57531, 65685, 95885, 165735, 172593, 197055, 287655, 556133, 862965, 1668399, 2780665, 5005197, 8341995, 25025985]

約数ペア:

[(1, 25025985), (3, 8341995), (5, 5005197), (9, 2780665), (15, 1668399), (29, 862965), (45, 556133), (87, 287655), (127, 197055), (145, 172593), (151, 165735), (261, 95885), (381, 65685), (435, 57531), (453, 55245), (635, 39411), (755, 33147), (1143, 21895), (1305, 19177), (1359, 18415), (1905, 13137), (2265, 11049), (3683, 6795), (4379, 5715)]