133712890

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1\times {\mathrm{3229}}^1$

素因数の和:3378

約数の個数: 32

約数和(自身を含む): 249071760

約数和(自身を除く): 115358870

約数列:

[1, 2, 5, 10, 41, 82, 101, 202, 205, 410, 505, 1010, 3229, 4141, 6458, 8282, 16145, 20705, 32290, 41410, 132389, 264778, 326129, 652258, 661945, 1323890, 1630645, 3261290, 13371289, 26742578, 66856445, 133712890]

約数ペア:

[(1, 133712890), (2, 66856445), (5, 26742578), (10, 13371289), (41, 3261290), (82, 1630645), (101, 1323890), (202, 661945), (205, 652258), (410, 326129), (505, 264778), (1010, 132389), (3229, 41410), (4141, 32290), (6458, 20705), (8282, 16145)]