129366875

素因数分解:

$5^4\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{607}}^1$

素因数の和:669

約数の個数: 40

約数和(自身を含む): 182341632

約数和(自身を除く): 52974757

約数列:

[1, 5, 11, 25, 31, 55, 125, 155, 275, 341, 607, 625, 775, 1375, 1705, 3035, 3875, 6677, 6875, 8525, 15175, 18817, 19375, 33385, 42625, 75875, 94085, 166925, 206987, 213125, 379375, 470425, 834625, 1034935, 2352125, 4173125, 5174675, 11760625, 25873375, 129366875]

約数ペア:

[(1, 129366875), (5, 25873375), (11, 11760625), (25, 5174675), (31, 4173125), (55, 2352125), (125, 1034935), (155, 834625), (275, 470425), (341, 379375), (607, 213125), (625, 206987), (775, 166925), (1375, 94085), (1705, 75875), (3035, 42625), (3875, 33385), (6677, 19375), (6875, 18817), (8525, 15175)]