80430670

素因数分解:

$2^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{239}}^1\times {\mathrm{461}}^1$

素因数の和:780

約数の個数: 32

約数和(自身を含む): 147692160

約数和(自身を除く): 67261490

約数列:

[1, 2, 5, 10, 73, 146, 239, 365, 461, 478, 730, 922, 1195, 2305, 2390, 4610, 17447, 33653, 34894, 67306, 87235, 110179, 168265, 174470, 220358, 336530, 550895, 1101790, 8043067, 16086134, 40215335, 80430670]

約数ペア:

[(1, 80430670), (2, 40215335), (5, 16086134), (10, 8043067), (73, 1101790), (146, 550895), (239, 336530), (365, 220358), (461, 174470), (478, 168265), (730, 110179), (922, 87235), (1195, 67306), (2305, 34894), (2390, 33653), (4610, 17447)]