80498060

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{733}}^1$

素因数の和:795

約数の個数: 72

約数和(自身を含む): 189283920

約数和(自身を除く): 108785860

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 68, 76, 85, 95, 170, 190, 289, 323, 340, 380, 578, 646, 733, 1156, 1292, 1445, 1466, 1615, 2890, 2932, 3230, 3665, 5491, 5780, 6460, 7330, 10982, 12461, 13927, 14660, 21964, 24922, 27455, 27854, 49844, 54910, 55708, 62305, 69635, 109820, 124610, 139270, 211837, 236759, 249220, 278540, 423674, 473518, 847348, 947036, 1059185, 1183795, 2118370, 2367590, 4024903, 4236740, 4735180, 8049806, 16099612, 20124515, 40249030, 80498060]

約数ペア:

[(1, 80498060), (2, 40249030), (4, 20124515), (5, 16099612), (10, 8049806), (17, 4735180), (19, 4236740), (20, 4024903), (34, 2367590), (38, 2118370), (68, 1183795), (76, 1059185), (85, 947036), (95, 847348), (170, 473518), (190, 423674), (289, 278540), (323, 249220), (340, 236759), (380, 211837), (578, 139270), (646, 124610), (733, 109820), (1156, 69635), (1292, 62305), (1445, 55708), (1466, 54910), (1615, 49844), (2890, 27854), (2932, 27455), (3230, 24922), (3665, 21964), (5491, 14660), (5780, 13927), (6460, 12461), (7330, 10982)]