285172225

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{383}}^1$

素因数の和:514

約数の個数: 48

約数和(自身を含む): 399974400

約数和(自身を除く): 114802175

約数列:

[1, 5, 13, 25, 29, 65, 79, 145, 325, 377, 383, 395, 725, 1027, 1885, 1915, 1975, 2291, 4979, 5135, 9425, 9575, 11107, 11455, 24895, 25675, 29783, 30257, 55535, 57275, 124475, 144391, 148915, 151285, 277675, 393341, 721955, 744575, 756425, 877453, 1966705, 3609775, 4387265, 9833525, 11406889, 21936325, 57034445, 285172225]

約数ペア:

[(1, 285172225), (5, 57034445), (13, 21936325), (25, 11406889), (29, 9833525), (65, 4387265), (79, 3609775), (145, 1966705), (325, 877453), (377, 756425), (383, 744575), (395, 721955), (725, 393341), (1027, 277675), (1885, 151285), (1915, 148915), (1975, 144391), (2291, 124475), (4979, 57275), (5135, 55535), (9425, 30257), (9575, 29783), (11107, 25675), (11455, 24895)]