80978684

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{233}}^1\times {\mathrm{269}}^1$

素因数の和:542

約数の個数: 48

約数和(自身を含む): 159213600

約数和(自身を除く): 78234916

約数列:

[1, 2, 4, 17, 19, 34, 38, 68, 76, 233, 269, 323, 466, 538, 646, 932, 1076, 1292, 3961, 4427, 4573, 5111, 7922, 8854, 9146, 10222, 15844, 17708, 18292, 20444, 62677, 75259, 86887, 125354, 150518, 173774, 250708, 301036, 347548, 1065509, 1190863, 2131018, 2381726, 4262036, 4763452, 20244671, 40489342, 80978684]

約数ペア:

[(1, 80978684), (2, 40489342), (4, 20244671), (17, 4763452), (19, 4262036), (34, 2381726), (38, 2131018), (68, 1190863), (76, 1065509), (233, 347548), (269, 301036), (323, 250708), (466, 173774), (538, 150518), (646, 125354), (932, 86887), (1076, 75259), (1292, 62677), (3961, 20444), (4427, 18292), (4573, 17708), (5111, 15844), (7922, 10222), (8854, 9146)]