80141278

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{101}}^1\times {\mathrm{157}}^1$

素因数の和:305

約数の個数: 48

約数和(自身を含む): 147364704

約数和(自身を除く): 67223426

約数列:

[1, 2, 7, 14, 19, 38, 101, 133, 157, 202, 266, 314, 361, 707, 722, 1099, 1414, 1919, 2198, 2527, 2983, 3838, 5054, 5966, 13433, 15857, 20881, 26866, 31714, 36461, 41762, 56677, 72922, 110999, 113354, 221998, 255227, 301283, 396739, 510454, 602566, 793478, 2108981, 4217962, 5724377, 11448754, 40070639, 80141278]

約数ペア:

[(1, 80141278), (2, 40070639), (7, 11448754), (14, 5724377), (19, 4217962), (38, 2108981), (101, 793478), (133, 602566), (157, 510454), (202, 396739), (266, 301283), (314, 255227), (361, 221998), (707, 113354), (722, 110999), (1099, 72922), (1414, 56677), (1919, 41762), (2198, 36461), (2527, 31714), (2983, 26866), (3838, 20881), (5054, 15857), (5966, 13433)]