81417522

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{83}}^1\times {\mathrm{163}}^1$

素因数の和:327

約数の個数: 64

約数和(自身を含む): 178536960

約数和(自身を除く): 97119438

約数列:

[1, 2, 3, 6, 17, 34, 51, 59, 83, 102, 118, 163, 166, 177, 249, 326, 354, 489, 498, 978, 1003, 1411, 2006, 2771, 2822, 3009, 4233, 4897, 5542, 6018, 8313, 8466, 9617, 9794, 13529, 14691, 16626, 19234, 27058, 28851, 29382, 40587, 57702, 81174, 83249, 163489, 166498, 229993, 249747, 326978, 459986, 490467, 499494, 689979, 798211, 980934, 1379958, 1596422, 2394633, 4789266, 13569587, 27139174, 40708761, 81417522]

約数ペア:

[(1, 81417522), (2, 40708761), (3, 27139174), (6, 13569587), (17, 4789266), (34, 2394633), (51, 1596422), (59, 1379958), (83, 980934), (102, 798211), (118, 689979), (163, 499494), (166, 490467), (177, 459986), (249, 326978), (326, 249747), (354, 229993), (489, 166498), (498, 163489), (978, 83249), (1003, 81174), (1411, 57702), (2006, 40587), (2771, 29382), (2822, 28851), (3009, 27058), (4233, 19234), (4897, 16626), (5542, 14691), (6018, 13529), (8313, 9794), (8466, 9617)]