307323770

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{76259}}^1$

素因数の和:76310

約数の個数: 32

約数和(自身を含む): 614960640

約数和(自身を除く): 307636870

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 2015, 4030, 76259, 152518, 381295, 762590, 991367, 1982734, 2364029, 4728058, 4956835, 9913670, 11820145, 23640290, 30732377, 61464754, 153661885, 307323770]

約数ペア:

[(1, 307323770), (2, 153661885), (5, 61464754), (10, 30732377), (13, 23640290), (26, 11820145), (31, 9913670), (62, 4956835), (65, 4728058), (130, 2364029), (155, 1982734), (310, 991367), (403, 762590), (806, 381295), (2015, 152518), (4030, 76259)]