202042925

素因数分解:

$5^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1$

素因数の和:219

約数の個数: 72

約数和(自身を含む): 311444352

約数和(自身を除く): 109401427

約数列:

[1, 5, 7, 23, 25, 35, 49, 71, 101, 115, 161, 175, 245, 355, 497, 505, 575, 707, 805, 1127, 1225, 1633, 1775, 2323, 2485, 2525, 3479, 3535, 4025, 4949, 5635, 7171, 8165, 11431, 11615, 12425, 16261, 17395, 17675, 24745, 28175, 35855, 40825, 50197, 57155, 58075, 80017, 81305, 86975, 113827, 123725, 164933, 179275, 250985, 285775, 351379, 400085, 406525, 569135, 824665, 1154531, 1254925, 1756895, 2000425, 2845675, 4123325, 5772655, 8081717, 8784475, 28863275, 40408585, 202042925]

約数ペア:

[(1, 202042925), (5, 40408585), (7, 28863275), (23, 8784475), (25, 8081717), (35, 5772655), (49, 4123325), (71, 2845675), (101, 2000425), (115, 1756895), (161, 1254925), (175, 1154531), (245, 824665), (355, 569135), (497, 406525), (505, 400085), (575, 351379), (707, 285775), (805, 250985), (1127, 179275), (1225, 164933), (1633, 123725), (1775, 113827), (2323, 86975), (2485, 81305), (2525, 80017), (3479, 58075), (3535, 57155), (4025, 50197), (4949, 40825), (5635, 35855), (7171, 28175), (8165, 24745), (11431, 17675), (11615, 17395), (12425, 16261)]