90894265

素因数分解:

$5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{1163}}^1$

素因数の和:1222

約数の個数: 48

約数和(自身を含む): 143311680

約数和(自身を除く): 52417415

約数列:

[1, 5, 7, 11, 29, 35, 49, 55, 77, 145, 203, 245, 319, 385, 539, 1015, 1163, 1421, 1595, 2233, 2695, 5815, 7105, 8141, 11165, 12793, 15631, 33727, 40705, 56987, 63965, 78155, 89551, 168635, 236089, 284935, 370997, 447755, 626857, 1180445, 1652623, 1854985, 2596979, 3134285, 8263115, 12984895, 18178853, 90894265]

約数ペア:

[(1, 90894265), (5, 18178853), (7, 12984895), (11, 8263115), (29, 3134285), (35, 2596979), (49, 1854985), (55, 1652623), (77, 1180445), (145, 626857), (203, 447755), (245, 370997), (319, 284935), (385, 236089), (539, 168635), (1015, 89551), (1163, 78155), (1421, 63965), (1595, 56987), (2233, 40705), (2695, 33727), (5815, 15631), (7105, 12793), (8141, 11165)]