218826025

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{1193}}^1$

素因数の和:1266

約数の個数: 48

約数和(自身を含む): 319800960

約数和(自身を除く): 100974935

約数列:

[1, 5, 11, 23, 25, 29, 55, 115, 145, 253, 275, 319, 575, 667, 725, 1193, 1265, 1595, 3335, 5965, 6325, 7337, 7975, 13123, 16675, 27439, 29825, 34597, 36685, 65615, 137195, 172985, 183425, 301829, 328075, 380567, 685975, 795731, 864925, 1509145, 1902835, 3978655, 7545725, 8753041, 9514175, 19893275, 43765205, 218826025]

約数ペア:

[(1, 218826025), (5, 43765205), (11, 19893275), (23, 9514175), (25, 8753041), (29, 7545725), (55, 3978655), (115, 1902835), (145, 1509145), (253, 864925), (275, 795731), (319, 685975), (575, 380567), (667, 328075), (725, 301829), (1193, 183425), (1265, 172985), (1595, 137195), (3335, 65615), (5965, 36685), (6325, 34597), (7337, 29825), (7975, 27439), (13123, 16675)]