71568944

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{1381}}^1$

素因数の和:1509

約数の個数: 40

約数和(自身を含む): 143949120

約数和(自身を除く): 72380176

約数列:

[1, 2, 4, 8, 16, 41, 79, 82, 158, 164, 316, 328, 632, 656, 1264, 1381, 2762, 3239, 5524, 6478, 11048, 12956, 22096, 25912, 51824, 56621, 109099, 113242, 218198, 226484, 436396, 452968, 872792, 905936, 1745584, 4473059, 8946118, 17892236, 35784472, 71568944]

約数ペア:

[(1, 71568944), (2, 35784472), (4, 17892236), (8, 8946118), (16, 4473059), (41, 1745584), (79, 905936), (82, 872792), (158, 452968), (164, 436396), (316, 226484), (328, 218198), (632, 113242), (656, 109099), (1264, 56621), (1381, 51824), (2762, 25912), (3239, 22096), (5524, 12956), (6478, 11048)]