77623390

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{1997}}^1$

素因数の和:2053

約数の個数: 48

約数和(自身を含む): 157953888

約数和(自身を除く): 80330498

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 65, 115, 130, 169, 230, 299, 338, 598, 845, 1495, 1690, 1997, 2990, 3887, 3994, 7774, 9985, 19435, 19970, 25961, 38870, 45931, 51922, 91862, 129805, 229655, 259610, 337493, 459310, 597103, 674986, 1194206, 1687465, 2985515, 3374930, 5971030, 7762339, 15524678, 38811695, 77623390]

約数ペア:

[(1, 77623390), (2, 38811695), (5, 15524678), (10, 7762339), (13, 5971030), (23, 3374930), (26, 2985515), (46, 1687465), (65, 1194206), (115, 674986), (130, 597103), (169, 459310), (230, 337493), (299, 259610), (338, 229655), (598, 129805), (845, 91862), (1495, 51922), (1690, 45931), (1997, 38870), (2990, 25961), (3887, 19970), (3994, 19435), (7774, 9985)]