8001812

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{89}}^1$

素因数の和:145

約数の個数: 72

約数和(自身を含む): 18446400

約数和(自身を除く): 10444588

約数列:

[1, 2, 4, 7, 13, 14, 19, 26, 28, 38, 52, 76, 89, 91, 133, 169, 178, 182, 247, 266, 338, 356, 364, 494, 532, 623, 676, 988, 1157, 1183, 1246, 1691, 1729, 2314, 2366, 2492, 3211, 3382, 3458, 4628, 4732, 6422, 6764, 6916, 8099, 11837, 12844, 15041, 16198, 21983, 22477, 23674, 30082, 32396, 43966, 44954, 47348, 60164, 87932, 89908, 105287, 153881, 210574, 285779, 307762, 421148, 571558, 615524, 1143116, 2000453, 4000906, 8001812]

約数ペア:

[(1, 8001812), (2, 4000906), (4, 2000453), (7, 1143116), (13, 615524), (14, 571558), (19, 421148), (26, 307762), (28, 285779), (38, 210574), (52, 153881), (76, 105287), (89, 89908), (91, 87932), (133, 60164), (169, 47348), (178, 44954), (182, 43966), (247, 32396), (266, 30082), (338, 23674), (356, 22477), (364, 21983), (494, 16198), (532, 15041), (623, 12844), (676, 11837), (988, 8099), (1157, 6916), (1183, 6764), (1246, 6422), (1691, 4732), (1729, 4628), (2314, 3458), (2366, 3382), (2492, 3211)]