64797455

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{271}}^1$

素因数の和:419

約数の個数: 32

約数和(自身を含む): 86365440

約数和(自身を除く): 21567985

約数列:

[1, 5, 17, 29, 85, 97, 145, 271, 485, 493, 1355, 1649, 2465, 2813, 4607, 7859, 8245, 14065, 23035, 26287, 39295, 47821, 131435, 133603, 239105, 446879, 668015, 762323, 2234395, 3811615, 12959491, 64797455]

約数ペア:

[(1, 64797455), (5, 12959491), (17, 3811615), (29, 2234395), (85, 762323), (97, 668015), (145, 446879), (271, 239105), (485, 133603), (493, 131435), (1355, 47821), (1649, 39295), (2465, 26287), (2813, 23035), (4607, 14065), (7859, 8245)]