7219550

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{383}}^1$

素因数の和:437

約数の個数: 48

約数和(自身を含む): 14999040

約数和(自身を除く): 7779490

約数列:

[1, 2, 5, 10, 13, 25, 26, 29, 50, 58, 65, 130, 145, 290, 325, 377, 383, 650, 725, 754, 766, 1450, 1885, 1915, 3770, 3830, 4979, 9425, 9575, 9958, 11107, 18850, 19150, 22214, 24895, 49790, 55535, 111070, 124475, 144391, 248950, 277675, 288782, 555350, 721955, 1443910, 3609775, 7219550]

約数ペア:

[(1, 7219550), (2, 3609775), (5, 1443910), (10, 721955), (13, 555350), (25, 288782), (26, 277675), (29, 248950), (50, 144391), (58, 124475), (65, 111070), (130, 55535), (145, 49790), (290, 24895), (325, 22214), (377, 19150), (383, 18850), (650, 11107), (725, 9958), (754, 9575), (766, 9425), (1450, 4979), (1885, 3830), (1915, 3770)]