68590945

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{157}}^1$

素因数の和:345

約数の個数: 32

約数和(自身を含む): 90097920

約数和(自身を除く): 21506975

約数列:

[1, 5, 23, 29, 115, 131, 145, 157, 655, 667, 785, 3013, 3335, 3611, 3799, 4553, 15065, 18055, 18995, 20567, 22765, 87377, 102835, 104719, 436885, 473041, 523595, 596443, 2365205, 2982215, 13718189, 68590945]

約数ペア:

[(1, 68590945), (5, 13718189), (23, 2982215), (29, 2365205), (115, 596443), (131, 523595), (145, 473041), (157, 436885), (655, 104719), (667, 102835), (785, 87377), (3013, 22765), (3335, 20567), (3611, 18995), (3799, 18055), (4553, 15065)]