86696380

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{167}}^1\times {\mathrm{257}}^1$

素因数の和:534

約数の個数: 48

約数和(自身を含む): 185685696

約数和(自身を除く): 98989316

約数列:

[1, 2, 4, 5, 10, 20, 101, 167, 202, 257, 334, 404, 505, 514, 668, 835, 1010, 1028, 1285, 1670, 2020, 2570, 3340, 5140, 16867, 25957, 33734, 42919, 51914, 67468, 84335, 85838, 103828, 129785, 168670, 171676, 214595, 259570, 337340, 429190, 519140, 858380, 4334819, 8669638, 17339276, 21674095, 43348190, 86696380]

約数ペア:

[(1, 86696380), (2, 43348190), (4, 21674095), (5, 17339276), (10, 8669638), (20, 4334819), (101, 858380), (167, 519140), (202, 429190), (257, 337340), (334, 259570), (404, 214595), (505, 171676), (514, 168670), (668, 129785), (835, 103828), (1010, 85838), (1028, 84335), (1285, 67468), (1670, 51914), (2020, 42919), (2570, 33734), (3340, 25957), (5140, 16867)]