85431568

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{2797}}^1$

素因数の和:2911

約数の個数: 40

約数和(自身を含む): 174863808

約数和(自身を除く): 89432240

約数列:

[1, 2, 4, 8, 16, 23, 46, 83, 92, 166, 184, 332, 368, 664, 1328, 1909, 2797, 3818, 5594, 7636, 11188, 15272, 22376, 30544, 44752, 64331, 128662, 232151, 257324, 464302, 514648, 928604, 1029296, 1857208, 3714416, 5339473, 10678946, 21357892, 42715784, 85431568]

約数ペア:

[(1, 85431568), (2, 42715784), (4, 21357892), (8, 10678946), (16, 5339473), (23, 3714416), (46, 1857208), (83, 1029296), (92, 928604), (166, 514648), (184, 464302), (332, 257324), (368, 232151), (664, 128662), (1328, 64331), (1909, 44752), (2797, 30544), (3818, 22376), (5594, 15272), (7636, 11188)]