258612584

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{487}}^1\times {\mathrm{1619}}^1$

素因数の和:2153

約数の個数: 32

約数和(自身を含む): 498052800

約数和(自身を除く): 239440216

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 487, 974, 1619, 1948, 3238, 3896, 6476, 12952, 19967, 39934, 66379, 79868, 132758, 159736, 265516, 531032, 788453, 1576906, 3153812, 6307624, 32326573, 64653146, 129306292, 258612584]

約数ペア:

[(1, 258612584), (2, 129306292), (4, 64653146), (8, 32326573), (41, 6307624), (82, 3153812), (164, 1576906), (328, 788453), (487, 531032), (974, 265516), (1619, 159736), (1948, 132758), (3238, 79868), (3896, 66379), (6476, 39934), (12952, 19967)]