79520

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{71}}^1$

素因数の和:93

約数の個数: 48

約数和(自身を含む): 217728

約数和(自身を除く): 138208

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 71, 80, 112, 140, 142, 160, 224, 280, 284, 355, 497, 560, 568, 710, 994, 1120, 1136, 1420, 1988, 2272, 2485, 2840, 3976, 4970, 5680, 7952, 9940, 11360, 15904, 19880, 39760, 79520]

約数ペア:

[(1, 79520), (2, 39760), (4, 19880), (5, 15904), (7, 11360), (8, 9940), (10, 7952), (14, 5680), (16, 4970), (20, 3976), (28, 2840), (32, 2485), (35, 2272), (40, 1988), (56, 1420), (70, 1136), (71, 1120), (80, 994), (112, 710), (140, 568), (142, 560), (160, 497), (224, 355), (280, 284)]