71479745

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1\times {\mathrm{157}}^1$

素因数の和:329

約数の個数: 32

約数和(自身を含む): 93374208

約数和(自身を除く): 21894463

約数列:

[1, 5, 23, 37, 107, 115, 157, 185, 535, 785, 851, 2461, 3611, 3959, 4255, 5809, 12305, 16799, 18055, 19795, 29045, 83995, 91057, 133607, 386377, 455285, 621563, 668035, 1931885, 3107815, 14295949, 71479745]

約数ペア:

[(1, 71479745), (5, 14295949), (23, 3107815), (37, 1931885), (107, 668035), (115, 621563), (157, 455285), (185, 386377), (535, 133607), (785, 91057), (851, 83995), (2461, 29045), (3611, 19795), (3959, 18055), (4255, 16799), (5809, 12305)]