80191136

素因数分解:

$2^5\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{761}}^1$

素因数の和:897

約数の個数: 48

約数和(自身を含む): 164180520

約数和(自身を除く): 83989384

約数列:

[1, 2, 4, 8, 16, 32, 37, 74, 89, 148, 178, 296, 356, 592, 712, 761, 1184, 1424, 1522, 2848, 3044, 3293, 6088, 6586, 12176, 13172, 24352, 26344, 28157, 52688, 56314, 67729, 105376, 112628, 135458, 225256, 270916, 450512, 541832, 901024, 1083664, 2167328, 2505973, 5011946, 10023892, 20047784, 40095568, 80191136]

約数ペア:

[(1, 80191136), (2, 40095568), (4, 20047784), (8, 10023892), (16, 5011946), (32, 2505973), (37, 2167328), (74, 1083664), (89, 901024), (148, 541832), (178, 450512), (296, 270916), (356, 225256), (592, 135458), (712, 112628), (761, 105376), (1184, 67729), (1424, 56314), (1522, 52688), (2848, 28157), (3044, 26344), (3293, 24352), (6088, 13172), (6586, 12176)]