203468495

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{197}}^1\times {\mathrm{419}}^1$

素因数の和:667

約数の個数: 32

約数和(自身を含む): 269438400

約数和(自身を除く): 65969905

約数列:

[1, 5, 17, 29, 85, 145, 197, 419, 493, 985, 2095, 2465, 3349, 5713, 7123, 12151, 16745, 28565, 35615, 60755, 82543, 97121, 206567, 412715, 485605, 1032835, 1403231, 2393747, 7016155, 11968735, 40693699, 203468495]

約数ペア:

[(1, 203468495), (5, 40693699), (17, 11968735), (29, 7016155), (85, 2393747), (145, 1403231), (197, 1032835), (419, 485605), (493, 412715), (985, 206567), (2095, 97121), (2465, 82543), (3349, 60755), (5713, 35615), (7123, 28565), (12151, 16745)]