82480540

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{67607}}^1$

素因数の和:67677

約数の個数: 24

約数和(自身を含む): 176051232

約数和(自身を除く): 93570692

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 67607, 135214, 270428, 338035, 676070, 1352140, 4124027, 8248054, 16496108, 20620135, 41240270, 82480540]

約数ペア:

[(1, 82480540), (2, 41240270), (4, 20620135), (5, 16496108), (10, 8248054), (20, 4124027), (61, 1352140), (122, 676070), (244, 338035), (305, 270428), (610, 135214), (1220, 67607)]